Home / 26,381.72-39,572.58-12,527.48

Finding the Fourth Proportional to 26,381.72, 39,572.58 and 12,527.48

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Solution

The fourth proportional to 26,381.72, 39,572.58 and 12,527.48 is: 18,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.72 : 39,572.58 = 12,527.48 : x
  2. Step 2: Convert to fraction form
    26,381.72/39,572.58 = 12,527.48/x
  3. Step 3: Cross multiply
    26,381.72x = 39,572.58 × 12,527.48
  4. Step 4: Simplify right side
    26,381.72x = 495,744,704.50
  5. Step 5: Solve for x
    x = 495,744,704.50/26,381.72
  6. Step 6: Final answer
    x = 18,791.22

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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.