Home / 15,425.04-23,138.56-6,191.04

Finding the Fourth Proportional to 15,425.04, 23,138.56 and 6,191.04

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Solution

The fourth proportional to 15,425.04, 23,138.56 and 6,191.04 is: 9,286.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.04 : 23,138.56 = 6,191.04 : x
  2. Step 2: Convert to fraction form
    15,425.04/23,138.56 = 6,191.04/x
  3. Step 3: Cross multiply
    15,425.04x = 23,138.56 × 6,191.04
  4. Step 4: Simplify right side
    15,425.04x = 143,251,750.50
  5. Step 5: Solve for x
    x = 143,251,750.50/15,425.04
  6. Step 6: Final answer
    x = 9,286.96

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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.