Home / 47,591.31-71,382.85-19,503.34

Finding the Fourth Proportional to 47,591.31, 71,382.85 and 19,503.34

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Solution

The fourth proportional to 47,591.31, 71,382.85 and 19,503.34 is: 29,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.31 : 71,382.85 = 19,503.34 : x
  2. Step 2: Convert to fraction form
    47,591.31/71,382.85 = 19,503.34/x
  3. Step 3: Cross multiply
    47,591.31x = 71,382.85 × 19,503.34
  4. Step 4: Simplify right side
    47,591.31x = 1,392,203,993.72
  5. Step 5: Solve for x
    x = 1,392,203,993.72/47,591.31
  6. Step 6: Final answer
    x = 29,253.32

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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.