Home / 38,497.14-57,731.04-18,501.12

Finding the Fourth Proportional to 38,497.14, 57,731.04 and 18,501.12

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Solution

The fourth proportional to 38,497.14, 57,731.04 and 18,501.12 is: 27,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,497.14 : 57,731.04 = 18,501.12 : x
  2. Step 2: Convert to fraction form
    38,497.14/57,731.04 = 18,501.12/x
  3. Step 3: Cross multiply
    38,497.14x = 57,731.04 × 18,501.12
  4. Step 4: Simplify right side
    38,497.14x = 1,068,088,898.76
  5. Step 5: Solve for x
    x = 1,068,088,898.76/38,497.14
  6. Step 6: Final answer
    x = 27,744.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.