Home / 31,943.22-44,081.62-18,522.28

Finding the Fourth Proportional to 31,943.22, 44,081.62 and 18,522.28

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Solution

The fourth proportional to 31,943.22, 44,081.62 and 18,522.28 is: 25,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943.22 : 44,081.62 = 18,522.28 : x
  2. Step 2: Convert to fraction form
    31,943.22/44,081.62 = 18,522.28/x
  3. Step 3: Cross multiply
    31,943.22x = 44,081.62 × 18,522.28
  4. Step 4: Simplify right side
    31,943.22x = 816,492,108.49
  5. Step 5: Solve for x
    x = 816,492,108.49/31,943.22
  6. Step 6: Final answer
    x = 25,560.73

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1.5x scale

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.