Home / 47,681.92-65,799.40-26,460.72

Finding the Fourth Proportional to 47,681.92, 65,799.40 and 26,460.72

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Solution

The fourth proportional to 47,681.92, 65,799.40 and 26,460.72 is: 36,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681.92 : 65,799.40 = 26,460.72 : x
  2. Step 2: Convert to fraction form
    47,681.92/65,799.40 = 26,460.72/x
  3. Step 3: Cross multiply
    47,681.92x = 65,799.40 × 26,460.72
  4. Step 4: Simplify right side
    47,681.92x = 1,741,099,499.57
  5. Step 5: Solve for x
    x = 1,741,099,499.57/47,681.92
  6. Step 6: Final answer
    x = 36,514.88

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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.