Home / 26,542.18-36,615.89-15,913.38

Finding the Fourth Proportional to 26,542.18, 36,615.89 and 15,913.38

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Solution

The fourth proportional to 26,542.18, 36,615.89 and 15,913.38 is: 21,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.18 : 36,615.89 = 15,913.38 : x
  2. Step 2: Convert to fraction form
    26,542.18/36,615.89 = 15,913.38/x
  3. Step 3: Cross multiply
    26,542.18x = 36,615.89 × 15,913.38
  4. Step 4: Simplify right side
    26,542.18x = 582,682,571.61
  5. Step 5: Solve for x
    x = 582,682,571.61/26,542.18
  6. Step 6: Final answer
    x = 21,953.08

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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.