Home / 26,288.28-36,278.28-14,351.72

Finding the Fourth Proportional to 26,288.28, 36,278.28 and 14,351.72

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Solution

The fourth proportional to 26,288.28, 36,278.28 and 14,351.72 is: 19,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288.28 : 36,278.28 = 14,351.72 : x
  2. Step 2: Convert to fraction form
    26,288.28/36,278.28 = 14,351.72/x
  3. Step 3: Cross multiply
    26,288.28x = 36,278.28 × 14,351.72
  4. Step 4: Simplify right side
    26,288.28x = 520,655,535.25
  5. Step 5: Solve for x
    x = 520,655,535.25/26,288.28
  6. Step 6: Final answer
    x = 19,805.61

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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.