Home / 29,192.20-40,285.14-16,616.20

Finding the Fourth Proportional to 29,192.20, 40,285.14 and 16,616.20

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Solution

The fourth proportional to 29,192.20, 40,285.14 and 16,616.20 is: 22,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.20 : 40,285.14 = 16,616.20 : x
  2. Step 2: Convert to fraction form
    29,192.20/40,285.14 = 16,616.20/x
  3. Step 3: Cross multiply
    29,192.20x = 40,285.14 × 16,616.20
  4. Step 4: Simplify right side
    29,192.20x = 669,385,943.27
  5. Step 5: Solve for x
    x = 669,385,943.27/29,192.20
  6. Step 6: Final answer
    x = 22,930.30

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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.