Home / 47,797.15-65,961.76-26,288.56

Finding the Fourth Proportional to 47,797.15, 65,961.76 and 26,288.56

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Solution

The fourth proportional to 47,797.15, 65,961.76 and 26,288.56 is: 36,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,797.15 : 65,961.76 = 26,288.56 : x
  2. Step 2: Convert to fraction form
    47,797.15/65,961.76 = 26,288.56/x
  3. Step 3: Cross multiply
    47,797.15x = 65,961.76 × 26,288.56
  4. Step 4: Simplify right side
    47,797.15x = 1,734,039,685.47
  5. Step 5: Solve for x
    x = 1,734,039,685.47/47,797.15
  6. Step 6: Final answer
    x = 36,279.14

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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.