Home / 23,310.90-34,925.85-21,026.70

Finding the Fourth Proportional to 23,310.90, 34,925.85 and 21,026.70

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Solution

The fourth proportional to 23,310.90, 34,925.85 and 21,026.70 is: 31,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.90 : 34,925.85 = 21,026.70 : x
  2. Step 2: Convert to fraction form
    23,310.90/34,925.85 = 21,026.70/x
  3. Step 3: Cross multiply
    23,310.90x = 34,925.85 × 21,026.70
  4. Step 4: Simplify right side
    23,310.90x = 734,375,370.20
  5. Step 5: Solve for x
    x = 734,375,370.20/23,310.90
  6. Step 6: Final answer
    x = 31,503.52

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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.