Home / 24,015.34-33,138.12-13,405.42

Finding the Fourth Proportional to 24,015.34, 33,138.12 and 13,405.42

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Solution

The fourth proportional to 24,015.34, 33,138.12 and 13,405.42 is: 18,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,015.34 : 33,138.12 = 13,405.42 : x
  2. Step 2: Convert to fraction form
    24,015.34/33,138.12 = 13,405.42/x
  3. Step 3: Cross multiply
    24,015.34x = 33,138.12 × 13,405.42
  4. Step 4: Simplify right side
    24,015.34x = 444,230,416.61
  5. Step 5: Solve for x
    x = 444,230,416.61/24,015.34
  6. Step 6: Final answer
    x = 18,497.78

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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.