Home / 47,820.48-71,644.20-26,735.28

Finding the Fourth Proportional to 47,820.48, 71,644.20 and 26,735.28

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Solution

The fourth proportional to 47,820.48, 71,644.20 and 26,735.28 is: 40,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,820.48 : 71,644.20 = 26,735.28 : x
  2. Step 2: Convert to fraction form
    47,820.48/71,644.20 = 26,735.28/x
  3. Step 3: Cross multiply
    47,820.48x = 71,644.20 × 26,735.28
  4. Step 4: Simplify right side
    47,820.48x = 1,915,427,747.38
  5. Step 5: Solve for x
    x = 1,915,427,747.38/47,820.48
  6. Step 6: Final answer
    x = 40,054.55

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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.