Home / 33,151.57-45,749.36-18,044.20

Finding the Fourth Proportional to 33,151.57, 45,749.36 and 18,044.20

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Solution

The fourth proportional to 33,151.57, 45,749.36 and 18,044.20 is: 24,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,151.57 : 45,749.36 = 18,044.20 : x
  2. Step 2: Convert to fraction form
    33,151.57/45,749.36 = 18,044.20/x
  3. Step 3: Cross multiply
    33,151.57x = 45,749.36 × 18,044.20
  4. Step 4: Simplify right side
    33,151.57x = 825,510,601.71
  5. Step 5: Solve for x
    x = 825,510,601.71/33,151.57
  6. Step 6: Final answer
    x = 24,901.10

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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.