Home / 33,251.52-45,886.20-18,144.48

Finding the Fourth Proportional to 33,251.52, 45,886.20 and 18,144.48

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Solution

The fourth proportional to 33,251.52, 45,886.20 and 18,144.48 is: 25,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.52 : 45,886.20 = 18,144.48 : x
  2. Step 2: Convert to fraction form
    33,251.52/45,886.20 = 18,144.48/x
  3. Step 3: Cross multiply
    33,251.52x = 45,886.20 × 18,144.48
  4. Step 4: Simplify right side
    33,251.52x = 832,581,238.18
  5. Step 5: Solve for x
    x = 832,581,238.18/33,251.52
  6. Step 6: Final answer
    x = 25,038.89

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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.