Home / 47,691.72-65,811.96-26,470.80

Finding the Fourth Proportional to 47,691.72, 65,811.96 and 26,470.80

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Solution

The fourth proportional to 47,691.72, 65,811.96 and 26,470.80 is: 36,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.72 : 65,811.96 = 26,470.80 : x
  2. Step 2: Convert to fraction form
    47,691.72/65,811.96 = 26,470.80/x
  3. Step 3: Cross multiply
    47,691.72x = 65,811.96 × 26,470.80
  4. Step 4: Simplify right side
    47,691.72x = 1,742,095,230.77
  5. Step 5: Solve for x
    x = 1,742,095,230.77/47,691.72
  6. Step 6: Final answer
    x = 36,528.25

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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.