Home / 24,138.88-33,311.15-13,236.86

Finding the Fourth Proportional to 24,138.88, 33,311.15 and 13,236.86

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Solution

The fourth proportional to 24,138.88, 33,311.15 and 13,236.86 is: 18,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138.88 : 33,311.15 = 13,236.86 : x
  2. Step 2: Convert to fraction form
    24,138.88/33,311.15 = 13,236.86/x
  3. Step 3: Cross multiply
    24,138.88x = 33,311.15 × 13,236.86
  4. Step 4: Simplify right side
    24,138.88x = 440,935,095.72
  5. Step 5: Solve for x
    x = 440,935,095.72/24,138.88
  6. Step 6: Final answer
    x = 18,266.59

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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.