Home / 47,633.92-71,240.64-28,862.08

Finding the Fourth Proportional to 47,633.92, 71,240.64 and 28,862.08

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Solution

The fourth proportional to 47,633.92, 71,240.64 and 28,862.08 is: 43,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,633.92 : 71,240.64 = 28,862.08 : x
  2. Step 2: Convert to fraction form
    47,633.92/71,240.64 = 28,862.08/x
  3. Step 3: Cross multiply
    47,633.92x = 71,240.64 × 28,862.08
  4. Step 4: Simplify right side
    47,633.92x = 2,056,153,050.93
  5. Step 5: Solve for x
    x = 2,056,153,050.93/47,633.92
  6. Step 6: Final answer
    x = 43,165.73

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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.