Home / 23,922.15-33,013.56-13,311.55

Finding the Fourth Proportional to 23,922.15, 33,013.56 and 13,311.55

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Solution

The fourth proportional to 23,922.15, 33,013.56 and 13,311.55 is: 18,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,922.15 : 33,013.56 = 13,311.55 : x
  2. Step 2: Convert to fraction form
    23,922.15/33,013.56 = 13,311.55/x
  3. Step 3: Cross multiply
    23,922.15x = 33,013.56 × 13,311.55
  4. Step 4: Simplify right side
    23,922.15x = 439,461,654.62
  5. Step 5: Solve for x
    x = 439,461,654.62/23,922.15
  6. Step 6: Final answer
    x = 18,370.49

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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.