Home / 47,400.28-65,412.18-26,179.44

Finding the Fourth Proportional to 47,400.28, 65,412.18 and 26,179.44

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Solution

The fourth proportional to 47,400.28, 65,412.18 and 26,179.44 is: 36,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,400.28 : 65,412.18 = 26,179.44 : x
  2. Step 2: Convert to fraction form
    47,400.28/65,412.18 = 26,179.44/x
  3. Step 3: Cross multiply
    47,400.28x = 65,412.18 × 26,179.44
  4. Step 4: Simplify right side
    47,400.28x = 1,712,454,241.58
  5. Step 5: Solve for x
    x = 1,712,454,241.58/47,400.28
  6. Step 6: Final answer
    x = 36,127.51

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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.