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Finding the Fourth Proportional to 24,640.48, 34,003.88 and 13,462.48

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Solution

The fourth proportional to 24,640.48, 34,003.88 and 13,462.48 is: 18,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,640.48 : 34,003.88 = 13,462.48 : x
  2. Step 2: Convert to fraction form
    24,640.48/34,003.88 = 13,462.48/x
  3. Step 3: Cross multiply
    24,640.48x = 34,003.88 × 13,462.48
  4. Step 4: Simplify right side
    24,640.48x = 457,776,554.42
  5. Step 5: Solve for x
    x = 457,776,554.42/24,640.48
  6. Step 6: Final answer
    x = 18,578.23

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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.