Home / 33,306.72-45,877.04-23,217.12

Finding the Fourth Proportional to 33,306.72, 45,877.04 and 23,217.12

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Solution

The fourth proportional to 33,306.72, 45,877.04 and 23,217.12 is: 31,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.72 : 45,877.04 = 23,217.12 : x
  2. Step 2: Convert to fraction form
    33,306.72/45,877.04 = 23,217.12/x
  3. Step 3: Cross multiply
    33,306.72x = 45,877.04 × 23,217.12
  4. Step 4: Simplify right side
    33,306.72x = 1,065,132,742.92
  5. Step 5: Solve for x
    x = 1,065,132,742.92/33,306.72
  6. Step 6: Final answer
    x = 31,979.51

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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.