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Finding the Fourth Proportional to 18,802.46, 25,948.12 and 10,737.43

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Solution

The fourth proportional to 18,802.46, 25,948.12 and 10,737.43 is: 14,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.46 : 25,948.12 = 10,737.43 : x
  2. Step 2: Convert to fraction form
    18,802.46/25,948.12 = 10,737.43/x
  3. Step 3: Cross multiply
    18,802.46x = 25,948.12 × 10,737.43
  4. Step 4: Simplify right side
    18,802.46x = 278,616,122.13
  5. Step 5: Solve for x
    x = 278,616,122.13/18,802.46
  6. Step 6: Final answer
    x = 14,818.07

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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.