Home / 13,047.91-19,562.28-8,373.18

Finding the Fourth Proportional to 13,047.91, 19,562.28 and 8,373.18

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Solution

The fourth proportional to 13,047.91, 19,562.28 and 8,373.18 is: 12,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.91 : 19,562.28 = 8,373.18 : x
  2. Step 2: Convert to fraction form
    13,047.91/19,562.28 = 8,373.18/x
  3. Step 3: Cross multiply
    13,047.91x = 19,562.28 × 8,373.18
  4. Step 4: Simplify right side
    13,047.91x = 163,798,491.65
  5. Step 5: Solve for x
    x = 163,798,491.65/13,047.91
  6. Step 6: Final answer
    x = 12,553.62

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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.