Home / 23,197.88-32,013.12-12,587.54

Finding the Fourth Proportional to 23,197.88, 32,013.12 and 12,587.54

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Solution

The fourth proportional to 23,197.88, 32,013.12 and 12,587.54 is: 17,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,197.88 : 32,013.12 = 12,587.54 : x
  2. Step 2: Convert to fraction form
    23,197.88/32,013.12 = 12,587.54/x
  3. Step 3: Cross multiply
    23,197.88x = 32,013.12 × 12,587.54
  4. Step 4: Simplify right side
    23,197.88x = 402,966,428.52
  5. Step 5: Solve for x
    x = 402,966,428.52/23,197.88
  6. Step 6: Final answer
    x = 17,370.83

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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.