Home / 15,517.74-23,272.62-5,656.20

Finding the Fourth Proportional to 15,517.74, 23,272.62 and 5,656.20

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Solution

The fourth proportional to 15,517.74, 23,272.62 and 5,656.20 is: 8,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.74 : 23,272.62 = 5,656.20 : x
  2. Step 2: Convert to fraction form
    15,517.74/23,272.62 = 5,656.20/x
  3. Step 3: Cross multiply
    15,517.74x = 23,272.62 × 5,656.20
  4. Step 4: Simplify right side
    15,517.74x = 131,634,593.24
  5. Step 5: Solve for x
    x = 131,634,593.24/15,517.74
  6. Step 6: Final answer
    x = 8,482.85

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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.