Home / 26,155.34-36,091.67-15,542.93

Finding the Fourth Proportional to 26,155.34, 36,091.67 and 15,542.93

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Solution

The fourth proportional to 26,155.34, 36,091.67 and 15,542.93 is: 21,447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.34 : 36,091.67 = 15,542.93 : x
  2. Step 2: Convert to fraction form
    26,155.34/36,091.67 = 15,542.93/x
  3. Step 3: Cross multiply
    26,155.34x = 36,091.67 × 15,542.93
  4. Step 4: Simplify right side
    26,155.34x = 560,970,042.22
  5. Step 5: Solve for x
    x = 560,970,042.22/26,155.34
  6. Step 6: Final answer
    x = 21,447.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.