Home / 24,231.80-33,439.55-13,621.46

Finding the Fourth Proportional to 24,231.80, 33,439.55 and 13,621.46

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Solution

The fourth proportional to 24,231.80, 33,439.55 and 13,621.46 is: 18,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,231.80 : 33,439.55 = 13,621.46 : x
  2. Step 2: Convert to fraction form
    24,231.80/33,439.55 = 13,621.46/x
  3. Step 3: Cross multiply
    24,231.80x = 33,439.55 × 13,621.46
  4. Step 4: Simplify right side
    24,231.80x = 455,495,257.44
  5. Step 5: Solve for x
    x = 455,495,257.44/24,231.80
  6. Step 6: Final answer
    x = 18,797.42

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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.