Home / 45,062.70-67,588.17-11,785.33

Finding the Fourth Proportional to 45,062.70, 67,588.17 and 11,785.33

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Solution

The fourth proportional to 45,062.70, 67,588.17 and 11,785.33 is: 17,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062.70 : 67,588.17 = 11,785.33 : x
  2. Step 2: Convert to fraction form
    45,062.70/67,588.17 = 11,785.33/x
  3. Step 3: Cross multiply
    45,062.70x = 67,588.17 × 11,785.33
  4. Step 4: Simplify right side
    45,062.70x = 796,548,490.68
  5. Step 5: Solve for x
    x = 796,548,490.68/45,062.70
  6. Step 6: Final answer
    x = 17,676.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.