Home / 55,996.47-77,275.11-30,845.97

Finding the Fourth Proportional to 55,996.47, 77,275.11 and 30,845.97

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Solution

The fourth proportional to 55,996.47, 77,275.11 and 30,845.97 is: 42,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,996.47 : 77,275.11 = 30,845.97 : x
  2. Step 2: Convert to fraction form
    55,996.47/77,275.11 = 30,845.97/x
  3. Step 3: Cross multiply
    55,996.47x = 77,275.11 × 30,845.97
  4. Step 4: Simplify right side
    55,996.47x = 2,383,625,724.81
  5. Step 5: Solve for x
    x = 2,383,625,724.81/55,996.47
  6. Step 6: Final answer
    x = 42,567.43

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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.