Home / 16,144.80-22,275.45-10,840.92

Finding the Fourth Proportional to 16,144.80, 22,275.45 and 10,840.92

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Solution

The fourth proportional to 16,144.80, 22,275.45 and 10,840.92 is: 14,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.80 : 22,275.45 = 10,840.92 : x
  2. Step 2: Convert to fraction form
    16,144.80/22,275.45 = 10,840.92/x
  3. Step 3: Cross multiply
    16,144.80x = 22,275.45 × 10,840.92
  4. Step 4: Simplify right side
    16,144.80x = 241,486,371.41
  5. Step 5: Solve for x
    x = 241,486,371.41/16,144.80
  6. Step 6: Final answer
    x = 14,957.53

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Half scale
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Double scale
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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.