Home / 23,121.27-34,681.86-5,591.12

Finding the Fourth Proportional to 23,121.27, 34,681.86 and 5,591.12

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Solution

The fourth proportional to 23,121.27, 34,681.86 and 5,591.12 is: 8,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.27 : 34,681.86 = 5,591.12 : x
  2. Step 2: Convert to fraction form
    23,121.27/34,681.86 = 5,591.12/x
  3. Step 3: Cross multiply
    23,121.27x = 34,681.86 × 5,591.12
  4. Step 4: Simplify right side
    23,121.27x = 193,910,267.67
  5. Step 5: Solve for x
    x = 193,910,267.67/23,121.27
  6. Step 6: Final answer
    x = 8,386.66

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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.