Home / 42,321.34-63,349.64-27,308.38

Finding the Fourth Proportional to 42,321.34, 63,349.64 and 27,308.38

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Solution

The fourth proportional to 42,321.34, 63,349.64 and 27,308.38 is: 40,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,321.34 : 63,349.64 = 27,308.38 : x
  2. Step 2: Convert to fraction form
    42,321.34/63,349.64 = 27,308.38/x
  3. Step 3: Cross multiply
    42,321.34x = 63,349.64 × 27,308.38
  4. Step 4: Simplify right side
    42,321.34x = 1,729,976,069.62
  5. Step 5: Solve for x
    x = 1,729,976,069.62/42,321.34
  6. Step 6: Final answer
    x = 40,877.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.