Home / 33,250.40-45,885.60-18,143.14

Finding the Fourth Proportional to 33,250.40, 45,885.60 and 18,143.14

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Solution

The fourth proportional to 33,250.40, 45,885.60 and 18,143.14 is: 25,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,250.40 : 45,885.60 = 18,143.14 : x
  2. Step 2: Convert to fraction form
    33,250.40/45,885.60 = 18,143.14/x
  3. Step 3: Cross multiply
    33,250.40x = 45,885.60 × 18,143.14
  4. Step 4: Simplify right side
    33,250.40x = 832,508,864.78
  5. Step 5: Solve for x
    x = 832,508,864.78/33,250.40
  6. Step 6: Final answer
    x = 25,037.56

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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.