Home / 16,116.03-22,240.78-9,042.91

Finding the Fourth Proportional to 16,116.03, 22,240.78 and 9,042.91

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Solution

The fourth proportional to 16,116.03, 22,240.78 and 9,042.91 is: 12,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.03 : 22,240.78 = 9,042.91 : x
  2. Step 2: Convert to fraction form
    16,116.03/22,240.78 = 9,042.91/x
  3. Step 3: Cross multiply
    16,116.03x = 22,240.78 × 9,042.91
  4. Step 4: Simplify right side
    16,116.03x = 201,121,293.66
  5. Step 5: Solve for x
    x = 201,121,293.66/16,116.03
  6. Step 6: Final answer
    x = 12,479.58

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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.