Home / 43,265.78-65,002.35-27,713.78

Finding the Fourth Proportional to 43,265.78, 65,002.35 and 27,713.78

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Solution

The fourth proportional to 43,265.78, 65,002.35 and 27,713.78 is: 41,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.78 : 65,002.35 = 27,713.78 : x
  2. Step 2: Convert to fraction form
    43,265.78/65,002.35 = 27,713.78/x
  3. Step 3: Cross multiply
    43,265.78x = 65,002.35 × 27,713.78
  4. Step 4: Simplify right side
    43,265.78x = 1,801,460,827.38
  5. Step 5: Solve for x
    x = 1,801,460,827.38/43,265.78
  6. Step 6: Final answer
    x = 41,637.08

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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.