Home / 15,169.70-22,752.92-5,309.16

Finding the Fourth Proportional to 15,169.70, 22,752.92 and 5,309.16

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Solution

The fourth proportional to 15,169.70, 22,752.92 and 5,309.16 is: 7,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.70 : 22,752.92 = 5,309.16 : x
  2. Step 2: Convert to fraction form
    15,169.70/22,752.92 = 5,309.16/x
  3. Step 3: Cross multiply
    15,169.70x = 22,752.92 × 5,309.16
  4. Step 4: Simplify right side
    15,169.70x = 120,798,892.75
  5. Step 5: Solve for x
    x = 120,798,892.75/15,169.70
  6. Step 6: Final answer
    x = 7,963.17

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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.