Home / 47,858.68-71,785.40-14,575.96

Finding the Fourth Proportional to 47,858.68, 71,785.40 and 14,575.96

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Solution

The fourth proportional to 47,858.68, 71,785.40 and 14,575.96 is: 21,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,858.68 : 71,785.40 = 14,575.96 : x
  2. Step 2: Convert to fraction form
    47,858.68/71,785.40 = 14,575.96/x
  3. Step 3: Cross multiply
    47,858.68x = 71,785.40 × 14,575.96
  4. Step 4: Simplify right side
    47,858.68x = 1,046,340,921.30
  5. Step 5: Solve for x
    x = 1,046,340,921.30/47,858.68
  6. Step 6: Final answer
    x = 21,863.14

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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.