Home / 47,724.66-65,875.14-33,618.78

Finding the Fourth Proportional to 47,724.66, 65,875.14 and 33,618.78

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Solution

The fourth proportional to 47,724.66, 65,875.14 and 33,618.78 is: 46,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,724.66 : 65,875.14 = 33,618.78 : x
  2. Step 2: Convert to fraction form
    47,724.66/65,875.14 = 33,618.78/x
  3. Step 3: Cross multiply
    47,724.66x = 65,875.14 × 33,618.78
  4. Step 4: Simplify right side
    47,724.66x = 2,214,641,839.13
  5. Step 5: Solve for x
    x = 2,214,641,839.13/47,724.66
  6. Step 6: Final answer
    x = 46,404.56

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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.