Home / 15,079.40-22,629.90-8,498.60

Finding the Fourth Proportional to 15,079.40, 22,629.90 and 8,498.60

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Solution

The fourth proportional to 15,079.40, 22,629.90 and 8,498.60 is: 12,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079.40 : 22,629.90 = 8,498.60 : x
  2. Step 2: Convert to fraction form
    15,079.40/22,629.90 = 8,498.60/x
  3. Step 3: Cross multiply
    15,079.40x = 22,629.90 × 8,498.60
  4. Step 4: Simplify right side
    15,079.40x = 192,322,468.14
  5. Step 5: Solve for x
    x = 192,322,468.14/15,079.40
  6. Step 6: Final answer
    x = 12,753.99

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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.