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Finding the Fourth Proportional to 24,416.88, 33,695.31 and 13,238.88

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Solution

The fourth proportional to 24,416.88, 33,695.31 and 13,238.88 is: 18,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,416.88 : 33,695.31 = 13,238.88 : x
  2. Step 2: Convert to fraction form
    24,416.88/33,695.31 = 13,238.88/x
  3. Step 3: Cross multiply
    24,416.88x = 33,695.31 × 13,238.88
  4. Step 4: Simplify right side
    24,416.88x = 446,088,165.65
  5. Step 5: Solve for x
    x = 446,088,165.65/24,416.88
  6. Step 6: Final answer
    x = 18,269.66

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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.