Home / 49,224.32-67,927.20-28,001.60

Finding the Fourth Proportional to 49,224.32, 67,927.20 and 28,001.60

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Solution

The fourth proportional to 49,224.32, 67,927.20 and 28,001.60 is: 38,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,224.32 : 67,927.20 = 28,001.60 : x
  2. Step 2: Convert to fraction form
    49,224.32/67,927.20 = 28,001.60/x
  3. Step 3: Cross multiply
    49,224.32x = 67,927.20 × 28,001.60
  4. Step 4: Simplify right side
    49,224.32x = 1,902,070,283.52
  5. Step 5: Solve for x
    x = 1,902,070,283.52/49,224.32
  6. Step 6: Final answer
    x = 38,640.86

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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.