Home / 65,711.36-98,575.24-25,725.18

Finding the Fourth Proportional to 65,711.36, 98,575.24 and 25,725.18

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Solution

The fourth proportional to 65,711.36, 98,575.24 and 25,725.18 is: 38,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,711.36 : 98,575.24 = 25,725.18 : x
  2. Step 2: Convert to fraction form
    65,711.36/98,575.24 = 25,725.18/x
  3. Step 3: Cross multiply
    65,711.36x = 98,575.24 × 25,725.18
  4. Step 4: Simplify right side
    65,711.36x = 2,535,865,792.54
  5. Step 5: Solve for x
    x = 2,535,865,792.54/65,711.36
  6. Step 6: Final answer
    x = 38,590.98

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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.