Home / 47,585.20-71,378.94-15,995.72

Finding the Fourth Proportional to 47,585.20, 71,378.94 and 15,995.72

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Solution

The fourth proportional to 47,585.20, 71,378.94 and 15,995.72 is: 23,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,585.20 : 71,378.94 = 15,995.72 : x
  2. Step 2: Convert to fraction form
    47,585.20/71,378.94 = 15,995.72/x
  3. Step 3: Cross multiply
    47,585.20x = 71,378.94 × 15,995.72
  4. Step 4: Simplify right side
    47,585.20x = 1,141,757,538.14
  5. Step 5: Solve for x
    x = 1,141,757,538.14/47,585.20
  6. Step 6: Final answer
    x = 23,993.96

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1.5x scale

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.