Home / 47,672.39-65,785.64-26,161.65

Finding the Fourth Proportional to 47,672.39, 65,785.64 and 26,161.65

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Solution

The fourth proportional to 47,672.39, 65,785.64 and 26,161.65 is: 36,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.39 : 65,785.64 = 26,161.65 : x
  2. Step 2: Convert to fraction form
    47,672.39/65,785.64 = 26,161.65/x
  3. Step 3: Cross multiply
    47,672.39x = 65,785.64 × 26,161.65
  4. Step 4: Simplify right side
    47,672.39x = 1,721,060,701.10
  5. Step 5: Solve for x
    x = 1,721,060,701.10/47,672.39
  6. Step 6: Final answer
    x = 36,101.84

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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.