Home / 65,872.13-98,820.68-26,432.35

Finding the Fourth Proportional to 65,872.13, 98,820.68 and 26,432.35

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Solution

The fourth proportional to 65,872.13, 98,820.68 and 26,432.35 is: 39,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,872.13 : 98,820.68 = 26,432.35 : x
  2. Step 2: Convert to fraction form
    65,872.13/98,820.68 = 26,432.35/x
  3. Step 3: Cross multiply
    65,872.13x = 98,820.68 × 26,432.35
  4. Step 4: Simplify right side
    65,872.13x = 2,612,062,421.78
  5. Step 5: Solve for x
    x = 2,612,062,421.78/65,872.13
  6. Step 6: Final answer
    x = 39,653.53

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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.