Home / 17,132.68-25,699.02-5,445.90

Finding the Fourth Proportional to 17,132.68, 25,699.02 and 5,445.90

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Solution

The fourth proportional to 17,132.68, 25,699.02 and 5,445.90 is: 8,168.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.68 : 25,699.02 = 5,445.90 : x
  2. Step 2: Convert to fraction form
    17,132.68/25,699.02 = 5,445.90/x
  3. Step 3: Cross multiply
    17,132.68x = 25,699.02 × 5,445.90
  4. Step 4: Simplify right side
    17,132.68x = 139,954,293.02
  5. Step 5: Solve for x
    x = 139,954,293.02/17,132.68
  6. Step 6: Final answer
    x = 8,168.85

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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.