Home / 15,132.27-22,685.65-7,230.32

Finding the Fourth Proportional to 15,132.27, 22,685.65 and 7,230.32

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Solution

The fourth proportional to 15,132.27, 22,685.65 and 7,230.32 is: 10,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.27 : 22,685.65 = 7,230.32 : x
  2. Step 2: Convert to fraction form
    15,132.27/22,685.65 = 7,230.32/x
  3. Step 3: Cross multiply
    15,132.27x = 22,685.65 × 7,230.32
  4. Step 4: Simplify right side
    15,132.27x = 164,024,377.40
  5. Step 5: Solve for x
    x = 164,024,377.40/15,132.27
  6. Step 6: Final answer
    x = 10,839.38

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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.