Home / 40,785.84-61,175.76-11,201.13

Finding the Fourth Proportional to 40,785.84, 61,175.76 and 11,201.13

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Solution

The fourth proportional to 40,785.84, 61,175.76 and 11,201.13 is: 16,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,785.84 : 61,175.76 = 11,201.13 : x
  2. Step 2: Convert to fraction form
    40,785.84/61,175.76 = 11,201.13/x
  3. Step 3: Cross multiply
    40,785.84x = 61,175.76 × 11,201.13
  4. Step 4: Simplify right side
    40,785.84x = 685,237,640.61
  5. Step 5: Solve for x
    x = 685,237,640.61/40,785.84
  6. Step 6: Final answer
    x = 16,800.87

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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.