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Finding the Fourth Proportional to 24,483.72, 33,786.84 and 13,876.77

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Solution

The fourth proportional to 24,483.72, 33,786.84 and 13,876.77 is: 19,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,483.72 : 33,786.84 = 13,876.77 : x
  2. Step 2: Convert to fraction form
    24,483.72/33,786.84 = 13,876.77/x
  3. Step 3: Cross multiply
    24,483.72x = 33,786.84 × 13,876.77
  4. Step 4: Simplify right side
    24,483.72x = 468,852,207.71
  5. Step 5: Solve for x
    x = 468,852,207.71/24,483.72
  6. Step 6: Final answer
    x = 19,149.55

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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.