Home / 15,600.80-23,401.00-3,914.02

Finding the Fourth Proportional to 15,600.80, 23,401.00 and 3,914.02

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Solution

The fourth proportional to 15,600.80, 23,401.00 and 3,914.02 is: 5,870.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.80 : 23,401.00 = 3,914.02 : x
  2. Step 2: Convert to fraction form
    15,600.80/23,401.00 = 3,914.02/x
  3. Step 3: Cross multiply
    15,600.80x = 23,401.00 × 3,914.02
  4. Step 4: Simplify right side
    15,600.80x = 91,592,016.16
  5. Step 5: Solve for x
    x = 91,592,016.16/15,600.80
  6. Step 6: Final answer
    x = 5,870.98

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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.