Home / 26,188.15-36,139.58-14,251.43

Finding the Fourth Proportional to 26,188.15, 36,139.58 and 14,251.43

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Solution

The fourth proportional to 26,188.15, 36,139.58 and 14,251.43 is: 19,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.15 : 36,139.58 = 14,251.43 : x
  2. Step 2: Convert to fraction form
    26,188.15/36,139.58 = 14,251.43/x
  3. Step 3: Cross multiply
    26,188.15x = 36,139.58 × 14,251.43
  4. Step 4: Simplify right side
    26,188.15x = 515,040,694.60
  5. Step 5: Solve for x
    x = 515,040,694.60/26,188.15
  6. Step 6: Final answer
    x = 19,666.94

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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.