Home / 65,397.17-98,084.52-18,001.72

Finding the Fourth Proportional to 65,397.17, 98,084.52 and 18,001.72

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Solution

The fourth proportional to 65,397.17, 98,084.52 and 18,001.72 is: 26,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,397.17 : 98,084.52 = 18,001.72 : x
  2. Step 2: Convert to fraction form
    65,397.17/98,084.52 = 18,001.72/x
  3. Step 3: Cross multiply
    65,397.17x = 98,084.52 × 18,001.72
  4. Step 4: Simplify right side
    65,397.17x = 1,765,690,065.37
  5. Step 5: Solve for x
    x = 1,765,690,065.37/65,397.17
  6. Step 6: Final answer
    x = 26,999.49

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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.