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Finding the Fourth Proportional to 43,988.57, 65,972.71 and 26,224.22

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Solution

The fourth proportional to 43,988.57, 65,972.71 and 26,224.22 is: 39,330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,988.57 : 65,972.71 = 26,224.22 : x
  2. Step 2: Convert to fraction form
    43,988.57/65,972.71 = 26,224.22/x
  3. Step 3: Cross multiply
    43,988.57x = 65,972.71 × 26,224.22
  4. Step 4: Simplify right side
    43,988.57x = 1,730,083,058.75
  5. Step 5: Solve for x
    x = 1,730,083,058.75/43,988.57
  6. Step 6: Final answer
    x = 39,330.29

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1.5x scale

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.