Home / 23,011.13-34,516.70-8,218.13

Finding the Fourth Proportional to 23,011.13, 34,516.70 and 8,218.13

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Solution

The fourth proportional to 23,011.13, 34,516.70 and 8,218.13 is: 12,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.13 : 34,516.70 = 8,218.13 : x
  2. Step 2: Convert to fraction form
    23,011.13/34,516.70 = 8,218.13/x
  3. Step 3: Cross multiply
    23,011.13x = 34,516.70 × 8,218.13
  4. Step 4: Simplify right side
    23,011.13x = 283,662,727.77
  5. Step 5: Solve for x
    x = 283,662,727.77/23,011.13
  6. Step 6: Final answer
    x = 12,327.20

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.