Home / 15,865.44-23,800.84-5,474.76

Finding the Fourth Proportional to 15,865.44, 23,800.84 and 5,474.76

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Solution

The fourth proportional to 15,865.44, 23,800.84 and 5,474.76 is: 8,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,865.44 : 23,800.84 = 5,474.76 : x
  2. Step 2: Convert to fraction form
    15,865.44/23,800.84 = 5,474.76/x
  3. Step 3: Cross multiply
    15,865.44x = 23,800.84 × 5,474.76
  4. Step 4: Simplify right side
    15,865.44x = 130,303,886.80
  5. Step 5: Solve for x
    x = 130,303,886.80/15,865.44
  6. Step 6: Final answer
    x = 8,213.06

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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.