Home / 29,545.16-40,772.16-16,116.57

Finding the Fourth Proportional to 29,545.16, 40,772.16 and 16,116.57

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Solution

The fourth proportional to 29,545.16, 40,772.16 and 16,116.57 is: 22,240.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,545.16 : 40,772.16 = 16,116.57 : x
  2. Step 2: Convert to fraction form
    29,545.16/40,772.16 = 16,116.57/x
  3. Step 3: Cross multiply
    29,545.16x = 40,772.16 × 16,116.57
  4. Step 4: Simplify right side
    29,545.16x = 657,107,370.69
  5. Step 5: Solve for x
    x = 657,107,370.69/29,545.16
  6. Step 6: Final answer
    x = 22,240.78

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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.