Home / 49,001.15-67,636.82-38,947.43

Finding the Fourth Proportional to 49,001.15, 67,636.82 and 38,947.43

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Solution

The fourth proportional to 49,001.15, 67,636.82 and 38,947.43 is: 53,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,001.15 : 67,636.82 = 38,947.43 : x
  2. Step 2: Convert to fraction form
    49,001.15/67,636.82 = 38,947.43/x
  3. Step 3: Cross multiply
    49,001.15x = 67,636.82 × 38,947.43
  4. Step 4: Simplify right side
    49,001.15x = 2,634,280,312.37
  5. Step 5: Solve for x
    x = 2,634,280,312.37/49,001.15
  6. Step 6: Final answer
    x = 53,759.56

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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.