Home / 15,993.43-23,990.11-4,306.66

Finding the Fourth Proportional to 15,993.43, 23,990.11 and 4,306.66

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Solution

The fourth proportional to 15,993.43, 23,990.11 and 4,306.66 is: 6,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.43 : 23,990.11 = 4,306.66 : x
  2. Step 2: Convert to fraction form
    15,993.43/23,990.11 = 4,306.66/x
  3. Step 3: Cross multiply
    15,993.43x = 23,990.11 × 4,306.66
  4. Step 4: Simplify right side
    15,993.43x = 103,317,247.13
  5. Step 5: Solve for x
    x = 103,317,247.13/15,993.43
  6. Step 6: Final answer
    x = 6,459.98

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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.