Home / 12,500.13-17,226.39-8,957.19

Finding the Fourth Proportional to 12,500.13, 17,226.39 and 8,957.19

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Solution

The fourth proportional to 12,500.13, 17,226.39 and 8,957.19 is: 12,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.13 : 17,226.39 = 8,957.19 : x
  2. Step 2: Convert to fraction form
    12,500.13/17,226.39 = 8,957.19/x
  3. Step 3: Cross multiply
    12,500.13x = 17,226.39 × 8,957.19
  4. Step 4: Simplify right side
    12,500.13x = 154,300,048.24
  5. Step 5: Solve for x
    x = 154,300,048.24/12,500.13
  6. Step 6: Final answer
    x = 12,343.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.