Home / 13,752.12-20,624.14-7,174.92

Finding the Fourth Proportional to 13,752.12, 20,624.14 and 7,174.92

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Solution

The fourth proportional to 13,752.12, 20,624.14 and 7,174.92 is: 10,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.12 : 20,624.14 = 7,174.92 : x
  2. Step 2: Convert to fraction form
    13,752.12/20,624.14 = 7,174.92/x
  3. Step 3: Cross multiply
    13,752.12x = 20,624.14 × 7,174.92
  4. Step 4: Simplify right side
    13,752.12x = 147,976,554.57
  5. Step 5: Solve for x
    x = 147,976,554.57/13,752.12
  6. Step 6: Final answer
    x = 10,760.27

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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.