Home / 47,191.20-65,102.04-28,295.52

Finding the Fourth Proportional to 47,191.20, 65,102.04 and 28,295.52

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Solution

The fourth proportional to 47,191.20, 65,102.04 and 28,295.52 is: 39,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,191.20 : 65,102.04 = 28,295.52 : x
  2. Step 2: Convert to fraction form
    47,191.20/65,102.04 = 28,295.52/x
  3. Step 3: Cross multiply
    47,191.20x = 65,102.04 × 28,295.52
  4. Step 4: Simplify right side
    47,191.20x = 1,842,096,074.86
  5. Step 5: Solve for x
    x = 1,842,096,074.86/47,191.20
  6. Step 6: Final answer
    x = 39,034.74

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1.5x scale

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.