Home / 15,540.50-23,314.44-5,152.25

Finding the Fourth Proportional to 15,540.50, 23,314.44 and 5,152.25

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Solution

The fourth proportional to 15,540.50, 23,314.44 and 5,152.25 is: 7,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540.50 : 23,314.44 = 5,152.25 : x
  2. Step 2: Convert to fraction form
    15,540.50/23,314.44 = 5,152.25/x
  3. Step 3: Cross multiply
    15,540.50x = 23,314.44 × 5,152.25
  4. Step 4: Simplify right side
    15,540.50x = 120,121,823.49
  5. Step 5: Solve for x
    x = 120,121,823.49/15,540.50
  6. Step 6: Final answer
    x = 7,729.60

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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.