Home / 47,823.30-71,648.55-40,911.30

Finding the Fourth Proportional to 47,823.30, 71,648.55 and 40,911.30

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Solution

The fourth proportional to 47,823.30, 71,648.55 and 40,911.30 is: 61,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823.30 : 71,648.55 = 40,911.30 : x
  2. Step 2: Convert to fraction form
    47,823.30/71,648.55 = 40,911.30/x
  3. Step 3: Cross multiply
    47,823.30x = 71,648.55 × 40,911.30
  4. Step 4: Simplify right side
    47,823.30x = 2,931,235,323.62
  5. Step 5: Solve for x
    x = 2,931,235,323.62/47,823.30
  6. Step 6: Final answer
    x = 61,293.04

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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.