Home / 33,142.12-45,736.21-18,034.78

Finding the Fourth Proportional to 33,142.12, 45,736.21 and 18,034.78

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Solution

The fourth proportional to 33,142.12, 45,736.21 and 18,034.78 is: 24,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.12 : 45,736.21 = 18,034.78 : x
  2. Step 2: Convert to fraction form
    33,142.12/45,736.21 = 18,034.78/x
  3. Step 3: Cross multiply
    33,142.12x = 45,736.21 × 18,034.78
  4. Step 4: Simplify right side
    33,142.12x = 824,842,256.70
  5. Step 5: Solve for x
    x = 824,842,256.70/33,142.12
  6. Step 6: Final answer
    x = 24,888.04

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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.