Home / 65,795.28-98,692-15,874.95

Finding the Fourth Proportional to 65,795.28, 98,692 and 15,874.95

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Solution

The fourth proportional to 65,795.28, 98,692 and 15,874.95 is: 23,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,795.28 : 98,692 = 15,874.95 : x
  2. Step 2: Convert to fraction form
    65,795.28/98,692 = 15,874.95/x
  3. Step 3: Cross multiply
    65,795.28x = 98,692 × 15,874.95
  4. Step 4: Simplify right side
    65,795.28x = 1,566,730,565.40
  5. Step 5: Solve for x
    x = 1,566,730,565.40/65,795.28
  6. Step 6: Final answer
    x = 23,812.20

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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.