Home / 52,657.04-72,663.27-29,992.70

Finding the Fourth Proportional to 52,657.04, 72,663.27 and 29,992.70

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Solution

The fourth proportional to 52,657.04, 72,663.27 and 29,992.70 is: 41,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.04 : 72,663.27 = 29,992.70 : x
  2. Step 2: Convert to fraction form
    52,657.04/72,663.27 = 29,992.70/x
  3. Step 3: Cross multiply
    52,657.04x = 72,663.27 × 29,992.70
  4. Step 4: Simplify right side
    52,657.04x = 2,179,367,658.13
  5. Step 5: Solve for x
    x = 2,179,367,658.13/52,657.04
  6. Step 6: Final answer
    x = 41,387.96

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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.