Home / 18,158.46-27,237.15-5,011.62

Finding the Fourth Proportional to 18,158.46, 27,237.15 and 5,011.62

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Solution

The fourth proportional to 18,158.46, 27,237.15 and 5,011.62 is: 7,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158.46 : 27,237.15 = 5,011.62 : x
  2. Step 2: Convert to fraction form
    18,158.46/27,237.15 = 5,011.62/x
  3. Step 3: Cross multiply
    18,158.46x = 27,237.15 × 5,011.62
  4. Step 4: Simplify right side
    18,158.46x = 136,502,245.68
  5. Step 5: Solve for x
    x = 136,502,245.68/18,158.46
  6. Step 6: Final answer
    x = 7,517.28

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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.