Home / 31,522.11-43,492.82-18,767.10

Finding the Fourth Proportional to 31,522.11, 43,492.82 and 18,767.10

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Solution

The fourth proportional to 31,522.11, 43,492.82 and 18,767.10 is: 25,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.11 : 43,492.82 = 18,767.10 : x
  2. Step 2: Convert to fraction form
    31,522.11/43,492.82 = 18,767.10/x
  3. Step 3: Cross multiply
    31,522.11x = 43,492.82 × 18,767.10
  4. Step 4: Simplify right side
    31,522.11x = 816,234,102.22
  5. Step 5: Solve for x
    x = 816,234,102.22/31,522.11
  6. Step 6: Final answer
    x = 25,894.02

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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.