Home / 17,908.72-24,714.28-9,950.80

Finding the Fourth Proportional to 17,908.72, 24,714.28 and 9,950.80

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Solution

The fourth proportional to 17,908.72, 24,714.28 and 9,950.80 is: 13,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.72 : 24,714.28 = 9,950.80 : x
  2. Step 2: Convert to fraction form
    17,908.72/24,714.28 = 9,950.80/x
  3. Step 3: Cross multiply
    17,908.72x = 24,714.28 × 9,950.80
  4. Step 4: Simplify right side
    17,908.72x = 245,926,857.42
  5. Step 5: Solve for x
    x = 245,926,857.42/17,908.72
  6. Step 6: Final answer
    x = 13,732.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.