Home / 65,512.24-98,251.36-18,754.20

Finding the Fourth Proportional to 65,512.24, 98,251.36 and 18,754.20

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Solution

The fourth proportional to 65,512.24, 98,251.36 and 18,754.20 is: 28,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,512.24 : 98,251.36 = 18,754.20 : x
  2. Step 2: Convert to fraction form
    65,512.24/98,251.36 = 18,754.20/x
  3. Step 3: Cross multiply
    65,512.24x = 98,251.36 × 18,754.20
  4. Step 4: Simplify right side
    65,512.24x = 1,842,625,655.71
  5. Step 5: Solve for x
    x = 1,842,625,655.71/65,512.24
  6. Step 6: Final answer
    x = 28,126.43

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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.