Home / 47,502.32-71,243.75-27,765.86

Finding the Fourth Proportional to 47,502.32, 71,243.75 and 27,765.86

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Solution

The fourth proportional to 47,502.32, 71,243.75 and 27,765.86 is: 41,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,502.32 : 71,243.75 = 27,765.86 : x
  2. Step 2: Convert to fraction form
    47,502.32/71,243.75 = 27,765.86/x
  3. Step 3: Cross multiply
    47,502.32x = 71,243.75 × 27,765.86
  4. Step 4: Simplify right side
    47,502.32x = 1,978,143,701.57
  5. Step 5: Solve for x
    x = 1,978,143,701.57/47,502.32
  6. Step 6: Final answer
    x = 41,643.10

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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.