Home / 33,227.96-45,854.01-18,120.74

Finding the Fourth Proportional to 33,227.96, 45,854.01 and 18,120.74

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Solution

The fourth proportional to 33,227.96, 45,854.01 and 18,120.74 is: 25,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.96 : 45,854.01 = 18,120.74 : x
  2. Step 2: Convert to fraction form
    33,227.96/45,854.01 = 18,120.74/x
  3. Step 3: Cross multiply
    33,227.96x = 45,854.01 × 18,120.74
  4. Step 4: Simplify right side
    33,227.96x = 830,908,363.90
  5. Step 5: Solve for x
    x = 830,908,363.90/33,227.96
  6. Step 6: Final answer
    x = 25,006.30

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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.