Home / 23,387.78-32,264.34-13,952.90

Finding the Fourth Proportional to 23,387.78, 32,264.34 and 13,952.90

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Solution

The fourth proportional to 23,387.78, 32,264.34 and 13,952.90 is: 19,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.78 : 32,264.34 = 13,952.90 : x
  2. Step 2: Convert to fraction form
    23,387.78/32,264.34 = 13,952.90/x
  3. Step 3: Cross multiply
    23,387.78x = 32,264.34 × 13,952.90
  4. Step 4: Simplify right side
    23,387.78x = 450,181,109.59
  5. Step 5: Solve for x
    x = 450,181,109.59/23,387.78
  6. Step 6: Final answer
    x = 19,248.56

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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.