Home / 26,862.66-40,310.19-21,335.22

Finding the Fourth Proportional to 26,862.66, 40,310.19 and 21,335.22

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Solution

The fourth proportional to 26,862.66, 40,310.19 and 21,335.22 is: 32,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862.66 : 40,310.19 = 21,335.22 : x
  2. Step 2: Convert to fraction form
    26,862.66/40,310.19 = 21,335.22/x
  3. Step 3: Cross multiply
    26,862.66x = 40,310.19 × 21,335.22
  4. Step 4: Simplify right side
    26,862.66x = 860,026,771.89
  5. Step 5: Solve for x
    x = 860,026,771.89/26,862.66
  6. Step 6: Final answer
    x = 32,015.70

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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.