Home / 33,247.76-45,882.16-18,140.55

Finding the Fourth Proportional to 33,247.76, 45,882.16 and 18,140.55

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Solution

The fourth proportional to 33,247.76, 45,882.16 and 18,140.55 is: 25,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.76 : 45,882.16 = 18,140.55 : x
  2. Step 2: Convert to fraction form
    33,247.76/45,882.16 = 18,140.55/x
  3. Step 3: Cross multiply
    33,247.76x = 45,882.16 × 18,140.55
  4. Step 4: Simplify right side
    33,247.76x = 832,327,572.24
  5. Step 5: Solve for x
    x = 832,327,572.24/33,247.76
  6. Step 6: Final answer
    x = 25,034.09

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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.