Home / 16,881.39-23,296.18-9,327.70

Finding the Fourth Proportional to 16,881.39, 23,296.18 and 9,327.70

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Solution

The fourth proportional to 16,881.39, 23,296.18 and 9,327.70 is: 12,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.39 : 23,296.18 = 9,327.70 : x
  2. Step 2: Convert to fraction form
    16,881.39/23,296.18 = 9,327.70/x
  3. Step 3: Cross multiply
    16,881.39x = 23,296.18 × 9,327.70
  4. Step 4: Simplify right side
    16,881.39x = 217,299,778.19
  5. Step 5: Solve for x
    x = 217,299,778.19/16,881.39
  6. Step 6: Final answer
    x = 12,872.15

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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.