Home / 40,128.33-60,192.80-10,546.12

Finding the Fourth Proportional to 40,128.33, 60,192.80 and 10,546.12

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Solution

The fourth proportional to 40,128.33, 60,192.80 and 10,546.12 is: 15,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128.33 : 60,192.80 = 10,546.12 : x
  2. Step 2: Convert to fraction form
    40,128.33/60,192.80 = 10,546.12/x
  3. Step 3: Cross multiply
    40,128.33x = 60,192.80 × 10,546.12
  4. Step 4: Simplify right side
    40,128.33x = 634,800,491.94
  5. Step 5: Solve for x
    x = 634,800,491.94/40,128.33
  6. Step 6: Final answer
    x = 15,819.26

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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.