Home / 38,266.68-57,369.06-11,957.88

Finding the Fourth Proportional to 38,266.68, 57,369.06 and 11,957.88

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Solution

The fourth proportional to 38,266.68, 57,369.06 and 11,957.88 is: 17,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266.68 : 57,369.06 = 11,957.88 : x
  2. Step 2: Convert to fraction form
    38,266.68/57,369.06 = 11,957.88/x
  3. Step 3: Cross multiply
    38,266.68x = 57,369.06 × 11,957.88
  4. Step 4: Simplify right side
    38,266.68x = 686,012,335.19
  5. Step 5: Solve for x
    x = 686,012,335.19/38,266.68
  6. Step 6: Final answer
    x = 17,927.15

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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.