Home / 26,717.55-40,020.89-13,542.19

Finding the Fourth Proportional to 26,717.55, 40,020.89 and 13,542.19

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Solution

The fourth proportional to 26,717.55, 40,020.89 and 13,542.19 is: 20,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.55 : 40,020.89 = 13,542.19 : x
  2. Step 2: Convert to fraction form
    26,717.55/40,020.89 = 13,542.19/x
  3. Step 3: Cross multiply
    26,717.55x = 40,020.89 × 13,542.19
  4. Step 4: Simplify right side
    26,717.55x = 541,970,328.59
  5. Step 5: Solve for x
    x = 541,970,328.59/26,717.55
  6. Step 6: Final answer
    x = 20,285.18

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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.