Home / 26,650.64-36,773.94-15,320.61

Finding the Fourth Proportional to 26,650.64, 36,773.94 and 15,320.61

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Solution

The fourth proportional to 26,650.64, 36,773.94 and 15,320.61 is: 21,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,650.64 : 36,773.94 = 15,320.61 : x
  2. Step 2: Convert to fraction form
    26,650.64/36,773.94 = 15,320.61/x
  3. Step 3: Cross multiply
    26,650.64x = 36,773.94 × 15,320.61
  4. Step 4: Simplify right side
    26,650.64x = 563,399,192.90
  5. Step 5: Solve for x
    x = 563,399,192.90/26,650.64
  6. Step 6: Final answer
    x = 21,140.18

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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.