Home / 15,990.26-23,989.44-5,601.74

Finding the Fourth Proportional to 15,990.26, 23,989.44 and 5,601.74

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Solution

The fourth proportional to 15,990.26, 23,989.44 and 5,601.74 is: 8,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.26 : 23,989.44 = 5,601.74 : x
  2. Step 2: Convert to fraction form
    15,990.26/23,989.44 = 5,601.74/x
  3. Step 3: Cross multiply
    15,990.26x = 23,989.44 × 5,601.74
  4. Step 4: Simplify right side
    15,990.26x = 134,382,605.63
  5. Step 5: Solve for x
    x = 134,382,605.63/15,990.26
  6. Step 6: Final answer
    x = 8,404.03

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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.