Home / 30,113.32-41,561.60-17,364.20

Finding the Fourth Proportional to 30,113.32, 41,561.60 and 17,364.20

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Solution

The fourth proportional to 30,113.32, 41,561.60 and 17,364.20 is: 23,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.32 : 41,561.60 = 17,364.20 : x
  2. Step 2: Convert to fraction form
    30,113.32/41,561.60 = 17,364.20/x
  3. Step 3: Cross multiply
    30,113.32x = 41,561.60 × 17,364.20
  4. Step 4: Simplify right side
    30,113.32x = 721,683,934.72
  5. Step 5: Solve for x
    x = 721,683,934.72/30,113.32
  6. Step 6: Final answer
    x = 23,965.61

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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.