Home / 49,239.48-67,948.56-27,728.76

Finding the Fourth Proportional to 49,239.48, 67,948.56 and 27,728.76

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Solution

The fourth proportional to 49,239.48, 67,948.56 and 27,728.76 is: 38,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,239.48 : 67,948.56 = 27,728.76 : x
  2. Step 2: Convert to fraction form
    49,239.48/67,948.56 = 27,728.76/x
  3. Step 3: Cross multiply
    49,239.48x = 67,948.56 × 27,728.76
  4. Step 4: Simplify right side
    49,239.48x = 1,884,129,312.59
  5. Step 5: Solve for x
    x = 1,884,129,312.59/49,239.48
  6. Step 6: Final answer
    x = 38,264.61

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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.