Home / 22,920.04-34,336.14-15,511.72

Finding the Fourth Proportional to 22,920.04, 34,336.14 and 15,511.72

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Solution

The fourth proportional to 22,920.04, 34,336.14 and 15,511.72 is: 23,237.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,920.04 : 34,336.14 = 15,511.72 : x
  2. Step 2: Convert to fraction form
    22,920.04/34,336.14 = 15,511.72/x
  3. Step 3: Cross multiply
    22,920.04x = 34,336.14 × 15,511.72
  4. Step 4: Simplify right side
    22,920.04x = 532,612,589.56
  5. Step 5: Solve for x
    x = 532,612,589.56/22,920.04
  6. Step 6: Final answer
    x = 23,237.86

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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.