Home / 24,138.35-33,309.11-13,525.94

Finding the Fourth Proportional to 24,138.35, 33,309.11 and 13,525.94

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Solution

The fourth proportional to 24,138.35, 33,309.11 and 13,525.94 is: 18,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138.35 : 33,309.11 = 13,525.94 : x
  2. Step 2: Convert to fraction form
    24,138.35/33,309.11 = 13,525.94/x
  3. Step 3: Cross multiply
    24,138.35x = 33,309.11 × 13,525.94
  4. Step 4: Simplify right side
    24,138.35x = 450,536,955.68
  5. Step 5: Solve for x
    x = 450,536,955.68/24,138.35
  6. Step 6: Final answer
    x = 18,664.78

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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.