Home / 18,659.48-25,747.36-10,591.88

Finding the Fourth Proportional to 18,659.48, 25,747.36 and 10,591.88

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Solution

The fourth proportional to 18,659.48, 25,747.36 and 10,591.88 is: 14,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,659.48 : 25,747.36 = 10,591.88 : x
  2. Step 2: Convert to fraction form
    18,659.48/25,747.36 = 10,591.88/x
  3. Step 3: Cross multiply
    18,659.48x = 25,747.36 × 10,591.88
  4. Step 4: Simplify right side
    18,659.48x = 272,712,947.44
  5. Step 5: Solve for x
    x = 272,712,947.44/18,659.48
  6. Step 6: Final answer
    x = 14,615.25

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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.