Home / 47,863.83-71,779.57-17,871.85

Finding the Fourth Proportional to 47,863.83, 71,779.57 and 17,871.85

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Solution

The fourth proportional to 47,863.83, 71,779.57 and 17,871.85 is: 26,801.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,863.83 : 71,779.57 = 17,871.85 : x
  2. Step 2: Convert to fraction form
    47,863.83/71,779.57 = 17,871.85/x
  3. Step 3: Cross multiply
    47,863.83x = 71,779.57 × 17,871.85
  4. Step 4: Simplify right side
    47,863.83x = 1,282,833,483.98
  5. Step 5: Solve for x
    x = 1,282,833,483.98/47,863.83
  6. Step 6: Final answer
    x = 26,801.73

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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.