Home / 14,839.72-22,262.30-7,449.28

Finding the Fourth Proportional to 14,839.72, 22,262.30 and 7,449.28

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Solution

The fourth proportional to 14,839.72, 22,262.30 and 7,449.28 is: 11,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.72 : 22,262.30 = 7,449.28 : x
  2. Step 2: Convert to fraction form
    14,839.72/22,262.30 = 7,449.28/x
  3. Step 3: Cross multiply
    14,839.72x = 22,262.30 × 7,449.28
  4. Step 4: Simplify right side
    14,839.72x = 165,838,106.14
  5. Step 5: Solve for x
    x = 165,838,106.14/14,839.72
  6. Step 6: Final answer
    x = 11,175.29

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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.