Home / 41,009.52-61,475.40-20,208.72

Finding the Fourth Proportional to 41,009.52, 61,475.40 and 20,208.72

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Solution

The fourth proportional to 41,009.52, 61,475.40 and 20,208.72 is: 30,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,009.52 : 61,475.40 = 20,208.72 : x
  2. Step 2: Convert to fraction form
    41,009.52/61,475.40 = 20,208.72/x
  3. Step 3: Cross multiply
    41,009.52x = 61,475.40 × 20,208.72
  4. Step 4: Simplify right side
    41,009.52x = 1,242,339,145.49
  5. Step 5: Solve for x
    x = 1,242,339,145.49/41,009.52
  6. Step 6: Final answer
    x = 30,293.92

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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.