Home / 23,989.55-33,104.85-13,380.98

Finding the Fourth Proportional to 23,989.55, 33,104.85 and 13,380.98

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Solution

The fourth proportional to 23,989.55, 33,104.85 and 13,380.98 is: 18,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.55 : 33,104.85 = 13,380.98 : x
  2. Step 2: Convert to fraction form
    23,989.55/33,104.85 = 13,380.98/x
  3. Step 3: Cross multiply
    23,989.55x = 33,104.85 × 13,380.98
  4. Step 4: Simplify right side
    23,989.55x = 442,975,335.75
  5. Step 5: Solve for x
    x = 442,975,335.75/23,989.55
  6. Step 6: Final answer
    x = 18,465.35

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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.