Home / 23,121.30-34,681.96-5,591.14

Finding the Fourth Proportional to 23,121.30, 34,681.96 and 5,591.14

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Solution

The fourth proportional to 23,121.30, 34,681.96 and 5,591.14 is: 8,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.30 : 34,681.96 = 5,591.14 : x
  2. Step 2: Convert to fraction form
    23,121.30/34,681.96 = 5,591.14/x
  3. Step 3: Cross multiply
    23,121.30x = 34,681.96 × 5,591.14
  4. Step 4: Simplify right side
    23,121.30x = 193,911,693.83
  5. Step 5: Solve for x
    x = 193,911,693.83/23,121.30
  6. Step 6: Final answer
    x = 8,386.71

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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.