Home / 47,555.21-71,330.37-15,965.52

Finding the Fourth Proportional to 47,555.21, 71,330.37 and 15,965.52

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Solution

The fourth proportional to 47,555.21, 71,330.37 and 15,965.52 is: 23,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,555.21 : 71,330.37 = 15,965.52 : x
  2. Step 2: Convert to fraction form
    47,555.21/71,330.37 = 15,965.52/x
  3. Step 3: Cross multiply
    47,555.21x = 71,330.37 × 15,965.52
  4. Step 4: Simplify right side
    47,555.21x = 1,138,826,121.48
  5. Step 5: Solve for x
    x = 1,138,826,121.48/47,555.21
  6. Step 6: Final answer
    x = 23,947.45

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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.