Home / 15,309.40-22,964.10-6,545.20

Finding the Fourth Proportional to 15,309.40, 22,964.10 and 6,545.20

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Solution

The fourth proportional to 15,309.40, 22,964.10 and 6,545.20 is: 9,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309.40 : 22,964.10 = 6,545.20 : x
  2. Step 2: Convert to fraction form
    15,309.40/22,964.10 = 6,545.20/x
  3. Step 3: Cross multiply
    15,309.40x = 22,964.10 × 6,545.20
  4. Step 4: Simplify right side
    15,309.40x = 150,304,627.32
  5. Step 5: Solve for x
    x = 150,304,627.32/15,309.40
  6. Step 6: Final answer
    x = 9,817.80

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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.