Home / 47,788.80-65,941.30-27,641.66

Finding the Fourth Proportional to 47,788.80, 65,941.30 and 27,641.66

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Solution

The fourth proportional to 47,788.80, 65,941.30 and 27,641.66 is: 38,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,788.80 : 65,941.30 = 27,641.66 : x
  2. Step 2: Convert to fraction form
    47,788.80/65,941.30 = 27,641.66/x
  3. Step 3: Cross multiply
    47,788.80x = 65,941.30 × 27,641.66
  4. Step 4: Simplify right side
    47,788.80x = 1,822,726,994.56
  5. Step 5: Solve for x
    x = 1,822,726,994.56/47,788.80
  6. Step 6: Final answer
    x = 38,141.30

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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.