Home / 26,490.15-36,566.82-15,877.73

Finding the Fourth Proportional to 26,490.15, 36,566.82 and 15,877.73

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Solution

The fourth proportional to 26,490.15, 36,566.82 and 15,877.73 is: 21,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,490.15 : 36,566.82 = 15,877.73 : x
  2. Step 2: Convert to fraction form
    26,490.15/36,566.82 = 15,877.73/x
  3. Step 3: Cross multiply
    26,490.15x = 36,566.82 × 15,877.73
  4. Step 4: Simplify right side
    26,490.15x = 580,598,094.92
  5. Step 5: Solve for x
    x = 580,598,094.92/26,490.15
  6. Step 6: Final answer
    x = 21,917.51

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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.