Home / 15,107.20-22,666.20-6,344.80

Finding the Fourth Proportional to 15,107.20, 22,666.20 and 6,344.80

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Solution

The fourth proportional to 15,107.20, 22,666.20 and 6,344.80 is: 9,519.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.20 : 22,666.20 = 6,344.80 : x
  2. Step 2: Convert to fraction form
    15,107.20/22,666.20 = 6,344.80/x
  3. Step 3: Cross multiply
    15,107.20x = 22,666.20 × 6,344.80
  4. Step 4: Simplify right side
    15,107.20x = 143,812,505.76
  5. Step 5: Solve for x
    x = 143,812,505.76/15,107.20
  6. Step 6: Final answer
    x = 9,519.47

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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.