Home / 15,799.22-23,701.28-5,939.20

Finding the Fourth Proportional to 15,799.22, 23,701.28 and 5,939.20

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Solution

The fourth proportional to 15,799.22, 23,701.28 and 5,939.20 is: 8,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,799.22 : 23,701.28 = 5,939.20 : x
  2. Step 2: Convert to fraction form
    15,799.22/23,701.28 = 5,939.20/x
  3. Step 3: Cross multiply
    15,799.22x = 23,701.28 × 5,939.20
  4. Step 4: Simplify right side
    15,799.22x = 140,766,642.18
  5. Step 5: Solve for x
    x = 140,766,642.18/15,799.22
  6. Step 6: Final answer
    x = 8,909.72

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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.