Home / 16,626.68-22,913.16-11,902.76

Finding the Fourth Proportional to 16,626.68, 22,913.16 and 11,902.76

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Solution

The fourth proportional to 16,626.68, 22,913.16 and 11,902.76 is: 16,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.68 : 22,913.16 = 11,902.76 : x
  2. Step 2: Convert to fraction form
    16,626.68/22,913.16 = 11,902.76/x
  3. Step 3: Cross multiply
    16,626.68x = 22,913.16 × 11,902.76
  4. Step 4: Simplify right side
    16,626.68x = 272,729,844.32
  5. Step 5: Solve for x
    x = 272,729,844.32/16,626.68
  6. Step 6: Final answer
    x = 16,403.15

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Double scale
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Similar ratio
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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.