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Finding the Fourth Proportional to 16,615.62, 22,924.80 and 10,240.08

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Solution

The fourth proportional to 16,615.62, 22,924.80 and 10,240.08 is: 14,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.62 : 22,924.80 = 10,240.08 : x
  2. Step 2: Convert to fraction form
    16,615.62/22,924.80 = 10,240.08/x
  3. Step 3: Cross multiply
    16,615.62x = 22,924.80 × 10,240.08
  4. Step 4: Simplify right side
    16,615.62x = 234,751,785.98
  5. Step 5: Solve for x
    x = 234,751,785.98/16,615.62
  6. Step 6: Final answer
    x = 14,128.38

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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.