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Finding the Fourth Proportional to 16,479.36, 22,726.08 and 10,514.88

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Solution

The fourth proportional to 16,479.36, 22,726.08 and 10,514.88 is: 14,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.36 : 22,726.08 = 10,514.88 : x
  2. Step 2: Convert to fraction form
    16,479.36/22,726.08 = 10,514.88/x
  3. Step 3: Cross multiply
    16,479.36x = 22,726.08 × 10,514.88
  4. Step 4: Simplify right side
    16,479.36x = 238,962,004.07
  5. Step 5: Solve for x
    x = 238,962,004.07/16,479.36
  6. Step 6: Final answer
    x = 14,500.68

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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.