Home / 27,247.28-40,871.01-7,525.40

Finding the Fourth Proportional to 27,247.28, 40,871.01 and 7,525.40

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Solution

The fourth proportional to 27,247.28, 40,871.01 and 7,525.40 is: 11,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.28 : 40,871.01 = 7,525.40 : x
  2. Step 2: Convert to fraction form
    27,247.28/40,871.01 = 7,525.40/x
  3. Step 3: Cross multiply
    27,247.28x = 40,871.01 × 7,525.40
  4. Step 4: Simplify right side
    27,247.28x = 307,570,698.65
  5. Step 5: Solve for x
    x = 307,570,698.65/27,247.28
  6. Step 6: Final answer
    x = 11,288.12

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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.