Home / 15,993.19-23,989.79-4,306.41

Finding the Fourth Proportional to 15,993.19, 23,989.79 and 4,306.41

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Solution

The fourth proportional to 15,993.19, 23,989.79 and 4,306.41 is: 6,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.19 : 23,989.79 = 4,306.41 : x
  2. Step 2: Convert to fraction form
    15,993.19/23,989.79 = 4,306.41/x
  3. Step 3: Cross multiply
    15,993.19x = 23,989.79 × 4,306.41
  4. Step 4: Simplify right side
    15,993.19x = 103,309,850.02
  5. Step 5: Solve for x
    x = 103,309,850.02/15,993.19
  6. Step 6: Final answer
    x = 6,459.62

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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.