Home / 27,011.52-40,529.43-17,148.15

Finding the Fourth Proportional to 27,011.52, 40,529.43 and 17,148.15

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Solution

The fourth proportional to 27,011.52, 40,529.43 and 17,148.15 is: 25,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.52 : 40,529.43 = 17,148.15 : x
  2. Step 2: Convert to fraction form
    27,011.52/40,529.43 = 17,148.15/x
  3. Step 3: Cross multiply
    27,011.52x = 40,529.43 × 17,148.15
  4. Step 4: Simplify right side
    27,011.52x = 695,004,745.05
  5. Step 5: Solve for x
    x = 695,004,745.05/27,011.52
  6. Step 6: Final answer
    x = 25,729.94

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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.