Home / 30,452.92-42,024.66-16,840.93

Finding the Fourth Proportional to 30,452.92, 42,024.66 and 16,840.93

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Solution

The fourth proportional to 30,452.92, 42,024.66 and 16,840.93 is: 23,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452.92 : 42,024.66 = 16,840.93 : x
  2. Step 2: Convert to fraction form
    30,452.92/42,024.66 = 16,840.93/x
  3. Step 3: Cross multiply
    30,452.92x = 42,024.66 × 16,840.93
  4. Step 4: Simplify right side
    30,452.92x = 707,734,357.33
  5. Step 5: Solve for x
    x = 707,734,357.33/30,452.92
  6. Step 6: Final answer
    x = 23,240.28

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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.