Home / 23,002.11-34,478.55-11,897.61

Finding the Fourth Proportional to 23,002.11, 34,478.55 and 11,897.61

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Solution

The fourth proportional to 23,002.11, 34,478.55 and 11,897.61 is: 17,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.11 : 34,478.55 = 11,897.61 : x
  2. Step 2: Convert to fraction form
    23,002.11/34,478.55 = 11,897.61/x
  3. Step 3: Cross multiply
    23,002.11x = 34,478.55 × 11,897.61
  4. Step 4: Simplify right side
    23,002.11x = 410,212,341.27
  5. Step 5: Solve for x
    x = 410,212,341.27/23,002.11
  6. Step 6: Final answer
    x = 17,833.68

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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.