Home / 15,017.24-22,519.42-5,157.50

Finding the Fourth Proportional to 15,017.24, 22,519.42 and 5,157.50

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Solution

The fourth proportional to 15,017.24, 22,519.42 and 5,157.50 is: 7,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.24 : 22,519.42 = 5,157.50 : x
  2. Step 2: Convert to fraction form
    15,017.24/22,519.42 = 5,157.50/x
  3. Step 3: Cross multiply
    15,017.24x = 22,519.42 × 5,157.50
  4. Step 4: Simplify right side
    15,017.24x = 116,143,908.65
  5. Step 5: Solve for x
    x = 116,143,908.65/15,017.24
  6. Step 6: Final answer
    x = 7,734.04

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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.