Home / 47,689.20-65,811.90-26,468.58

Finding the Fourth Proportional to 47,689.20, 65,811.90 and 26,468.58

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Solution

The fourth proportional to 47,689.20, 65,811.90 and 26,468.58 is: 36,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,689.20 : 65,811.90 = 26,468.58 : x
  2. Step 2: Convert to fraction form
    47,689.20/65,811.90 = 26,468.58/x
  3. Step 3: Cross multiply
    47,689.20x = 65,811.90 × 26,468.58
  4. Step 4: Simplify right side
    47,689.20x = 1,741,947,540.10
  5. Step 5: Solve for x
    x = 1,741,947,540.10/47,689.20
  6. Step 6: Final answer
    x = 36,527.09

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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.