Home / 15,574.20-23,361.30-5,713.80

Finding the Fourth Proportional to 15,574.20, 23,361.30 and 5,713.80

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Solution

The fourth proportional to 15,574.20, 23,361.30 and 5,713.80 is: 8,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.20 : 23,361.30 = 5,713.80 : x
  2. Step 2: Convert to fraction form
    15,574.20/23,361.30 = 5,713.80/x
  3. Step 3: Cross multiply
    15,574.20x = 23,361.30 × 5,713.80
  4. Step 4: Simplify right side
    15,574.20x = 133,481,795.94
  5. Step 5: Solve for x
    x = 133,481,795.94/15,574.20
  6. Step 6: Final answer
    x = 8,570.70

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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.