Home / 24,690.38-34,072.79-13,512.38

Finding the Fourth Proportional to 24,690.38, 34,072.79 and 13,512.38

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Solution

The fourth proportional to 24,690.38, 34,072.79 and 13,512.38 is: 18,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,690.38 : 34,072.79 = 13,512.38 : x
  2. Step 2: Convert to fraction form
    24,690.38/34,072.79 = 13,512.38/x
  3. Step 3: Cross multiply
    24,690.38x = 34,072.79 × 13,512.38
  4. Step 4: Simplify right side
    24,690.38x = 460,404,248.21
  5. Step 5: Solve for x
    x = 460,404,248.21/24,690.38
  6. Step 6: Final answer
    x = 18,647.11

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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.