Home / 40,104.06-60,146.61-13,451.03

Finding the Fourth Proportional to 40,104.06, 60,146.61 and 13,451.03

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Solution

The fourth proportional to 40,104.06, 60,146.61 and 13,451.03 is: 20,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.06 : 60,146.61 = 13,451.03 : x
  2. Step 2: Convert to fraction form
    40,104.06/60,146.61 = 13,451.03/x
  3. Step 3: Cross multiply
    40,104.06x = 60,146.61 × 13,451.03
  4. Step 4: Simplify right side
    40,104.06x = 809,033,554.78
  5. Step 5: Solve for x
    x = 809,033,554.78/40,104.06
  6. Step 6: Final answer
    x = 20,173.36

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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.