Home / 47,765.08-71,601.30-18,174.52

Finding the Fourth Proportional to 47,765.08, 71,601.30 and 18,174.52

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Solution

The fourth proportional to 47,765.08, 71,601.30 and 18,174.52 is: 27,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,765.08 : 71,601.30 = 18,174.52 : x
  2. Step 2: Convert to fraction form
    47,765.08/71,601.30 = 18,174.52/x
  3. Step 3: Cross multiply
    47,765.08x = 71,601.30 × 18,174.52
  4. Step 4: Simplify right side
    47,765.08x = 1,301,319,258.88
  5. Step 5: Solve for x
    x = 1,301,319,258.88/47,765.08
  6. Step 6: Final answer
    x = 27,244.16

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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.