Home / 30,561.30-42,111.36-24,568.92

Finding the Fourth Proportional to 30,561.30, 42,111.36 and 24,568.92

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Solution

The fourth proportional to 30,561.30, 42,111.36 and 24,568.92 is: 33,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,561.30 : 42,111.36 = 24,568.92 : x
  2. Step 2: Convert to fraction form
    30,561.30/42,111.36 = 24,568.92/x
  3. Step 3: Cross multiply
    30,561.30x = 42,111.36 × 24,568.92
  4. Step 4: Simplify right side
    30,561.30x = 1,034,630,634.93
  5. Step 5: Solve for x
    x = 1,034,630,634.93/30,561.30
  6. Step 6: Final answer
    x = 33,854.27

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Half scale
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Double scale
Find fourth proportional to 30,562.30, 42,112.74 and 24,569.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.