Home / 26,689.10-40,032.20-13,541.14

Finding the Fourth Proportional to 26,689.10, 40,032.20 and 13,541.14

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Solution

The fourth proportional to 26,689.10, 40,032.20 and 13,541.14 is: 20,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.10 : 40,032.20 = 13,541.14 : x
  2. Step 2: Convert to fraction form
    26,689.10/40,032.20 = 13,541.14/x
  3. Step 3: Cross multiply
    26,689.10x = 40,032.20 × 13,541.14
  4. Step 4: Simplify right side
    26,689.10x = 542,081,424.55
  5. Step 5: Solve for x
    x = 542,081,424.55/26,689.10
  6. Step 6: Final answer
    x = 20,310.97

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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.