Home / 47,362.20-65,372.72-27,221.15

Finding the Fourth Proportional to 47,362.20, 65,372.72 and 27,221.15

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Solution

The fourth proportional to 47,362.20, 65,372.72 and 27,221.15 is: 37,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,362.20 : 65,372.72 = 27,221.15 : x
  2. Step 2: Convert to fraction form
    47,362.20/65,372.72 = 27,221.15/x
  3. Step 3: Cross multiply
    47,362.20x = 65,372.72 × 27,221.15
  4. Step 4: Simplify right side
    47,362.20x = 1,779,520,154.06
  5. Step 5: Solve for x
    x = 1,779,520,154.06/47,362.20
  6. Step 6: Final answer
    x = 37,572.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.