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Finding the Fourth Proportional to 18,083.01, 24,957.03 and 10,913.30

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Solution

The fourth proportional to 18,083.01, 24,957.03 and 10,913.30 is: 15,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.01 : 24,957.03 = 10,913.30 : x
  2. Step 2: Convert to fraction form
    18,083.01/24,957.03 = 10,913.30/x
  3. Step 3: Cross multiply
    18,083.01x = 24,957.03 × 10,913.30
  4. Step 4: Simplify right side
    18,083.01x = 272,363,430.71
  5. Step 5: Solve for x
    x = 272,363,430.71/18,083.01
  6. Step 6: Final answer
    x = 15,061.84

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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.