Home / 47,811.88-65,979.46-26,590.69

Finding the Fourth Proportional to 47,811.88, 65,979.46 and 26,590.69

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Solution

The fourth proportional to 47,811.88, 65,979.46 and 26,590.69 is: 36,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,811.88 : 65,979.46 = 26,590.69 : x
  2. Step 2: Convert to fraction form
    47,811.88/65,979.46 = 26,590.69/x
  3. Step 3: Cross multiply
    47,811.88x = 65,979.46 × 26,590.69
  4. Step 4: Simplify right side
    47,811.88x = 1,754,439,367.23
  5. Step 5: Solve for x
    x = 1,754,439,367.23/47,811.88
  6. Step 6: Final answer
    x = 36,694.63

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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.