Home / 33,251.90-45,887.67-18,144.63

Finding the Fourth Proportional to 33,251.90, 45,887.67 and 18,144.63

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Solution

The fourth proportional to 33,251.90, 45,887.67 and 18,144.63 is: 25,039.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.90 : 45,887.67 = 18,144.63 : x
  2. Step 2: Convert to fraction form
    33,251.90/45,887.67 = 18,144.63/x
  3. Step 3: Cross multiply
    33,251.90x = 45,887.67 × 18,144.63
  4. Step 4: Simplify right side
    33,251.90x = 832,614,793.71
  5. Step 5: Solve for x
    x = 832,614,793.71/33,251.90
  6. Step 6: Final answer
    x = 25,039.62

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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.