Home / 49,221.18-67,925.70-28,001.88

Finding the Fourth Proportional to 49,221.18, 67,925.70 and 28,001.88

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Solution

The fourth proportional to 49,221.18, 67,925.70 and 28,001.88 is: 38,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,221.18 : 67,925.70 = 28,001.88 : x
  2. Step 2: Convert to fraction form
    49,221.18/67,925.70 = 28,001.88/x
  3. Step 3: Cross multiply
    49,221.18x = 67,925.70 × 28,001.88
  4. Step 4: Simplify right side
    49,221.18x = 1,902,047,300.32
  5. Step 5: Solve for x
    x = 1,902,047,300.32/49,221.18
  6. Step 6: Final answer
    x = 38,642.86

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1.5x scale

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.