Home / 26,190.64-36,143.89-14,860.61

Finding the Fourth Proportional to 26,190.64, 36,143.89 and 14,860.61

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Solution

The fourth proportional to 26,190.64, 36,143.89 and 14,860.61 is: 20,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.64 : 36,143.89 = 14,860.61 : x
  2. Step 2: Convert to fraction form
    26,190.64/36,143.89 = 14,860.61/x
  3. Step 3: Cross multiply
    26,190.64x = 36,143.89 × 14,860.61
  4. Step 4: Simplify right side
    26,190.64x = 537,120,253.17
  5. Step 5: Solve for x
    x = 537,120,253.17/26,190.64
  6. Step 6: Final answer
    x = 20,508.10

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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.