Home / 47,364.61-65,371.58-28,245.55

Finding the Fourth Proportional to 47,364.61, 65,371.58 and 28,245.55

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Solution

The fourth proportional to 47,364.61, 65,371.58 and 28,245.55 is: 38,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,364.61 : 65,371.58 = 28,245.55 : x
  2. Step 2: Convert to fraction form
    47,364.61/65,371.58 = 28,245.55/x
  3. Step 3: Cross multiply
    47,364.61x = 65,371.58 × 28,245.55
  4. Step 4: Simplify right side
    47,364.61x = 1,846,456,231.47
  5. Step 5: Solve for x
    x = 1,846,456,231.47/47,364.61
  6. Step 6: Final answer
    x = 38,983.88

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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.