Home / 47,535.15-65,577.92-28,661.79

Finding the Fourth Proportional to 47,535.15, 65,577.92 and 28,661.79

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Solution

The fourth proportional to 47,535.15, 65,577.92 and 28,661.79 is: 39,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,535.15 : 65,577.92 = 28,661.79 : x
  2. Step 2: Convert to fraction form
    47,535.15/65,577.92 = 28,661.79/x
  3. Step 3: Cross multiply
    47,535.15x = 65,577.92 × 28,661.79
  4. Step 4: Simplify right side
    47,535.15x = 1,879,580,428.37
  5. Step 5: Solve for x
    x = 1,879,580,428.37/47,535.15
  6. Step 6: Final answer
    x = 39,540.85

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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.