Home / 15,524.75-23,288.49-4,431.20

Finding the Fourth Proportional to 15,524.75, 23,288.49 and 4,431.20

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Solution

The fourth proportional to 15,524.75, 23,288.49 and 4,431.20 is: 6,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.75 : 23,288.49 = 4,431.20 : x
  2. Step 2: Convert to fraction form
    15,524.75/23,288.49 = 4,431.20/x
  3. Step 3: Cross multiply
    15,524.75x = 23,288.49 × 4,431.20
  4. Step 4: Simplify right side
    15,524.75x = 103,195,956.89
  5. Step 5: Solve for x
    x = 103,195,956.89/15,524.75
  6. Step 6: Final answer
    x = 6,647.19

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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.