Home / 40,727.52-61,001.04-31,298.16

Finding the Fourth Proportional to 40,727.52, 61,001.04 and 31,298.16

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Solution

The fourth proportional to 40,727.52, 61,001.04 and 31,298.16 is: 46,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.52 : 61,001.04 = 31,298.16 : x
  2. Step 2: Convert to fraction form
    40,727.52/61,001.04 = 31,298.16/x
  3. Step 3: Cross multiply
    40,727.52x = 61,001.04 × 31,298.16
  4. Step 4: Simplify right side
    40,727.52x = 1,909,220,310.09
  5. Step 5: Solve for x
    x = 1,909,220,310.09/40,727.52
  6. Step 6: Final answer
    x = 46,877.89

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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.