Home / 47,653.16-71,365.92-26,540.72

Finding the Fourth Proportional to 47,653.16, 71,365.92 and 26,540.72

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Solution

The fourth proportional to 47,653.16, 71,365.92 and 26,540.72 is: 39,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,653.16 : 71,365.92 = 26,540.72 : x
  2. Step 2: Convert to fraction form
    47,653.16/71,365.92 = 26,540.72/x
  3. Step 3: Cross multiply
    47,653.16x = 71,365.92 × 26,540.72
  4. Step 4: Simplify right side
    47,653.16x = 1,894,102,900.26
  5. Step 5: Solve for x
    x = 1,894,102,900.26/47,653.16
  6. Step 6: Final answer
    x = 39,747.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.