Home / 63,148.48-94,691.03-21,013.70

Finding the Fourth Proportional to 63,148.48, 94,691.03 and 21,013.70

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Solution

The fourth proportional to 63,148.48, 94,691.03 and 21,013.70 is: 31,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.48 : 94,691.03 = 21,013.70 : x
  2. Step 2: Convert to fraction form
    63,148.48/94,691.03 = 21,013.70/x
  3. Step 3: Cross multiply
    63,148.48x = 94,691.03 × 21,013.70
  4. Step 4: Simplify right side
    63,148.48x = 1,989,808,318.59
  5. Step 5: Solve for x
    x = 1,989,808,318.59/63,148.48
  6. Step 6: Final answer
    x = 31,510.00

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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.