Home / 15,104.90-22,657.35-10,439.30

Finding the Fourth Proportional to 15,104.90, 22,657.35 and 10,439.30

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Solution

The fourth proportional to 15,104.90, 22,657.35 and 10,439.30 is: 15,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.90 : 22,657.35 = 10,439.30 : x
  2. Step 2: Convert to fraction form
    15,104.90/22,657.35 = 10,439.30/x
  3. Step 3: Cross multiply
    15,104.90x = 22,657.35 × 10,439.30
  4. Step 4: Simplify right side
    15,104.90x = 236,526,873.86
  5. Step 5: Solve for x
    x = 236,526,873.86/15,104.90
  6. Step 6: Final answer
    x = 15,658.95

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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.