Home / 15,163.68-22,711.66-11,627.64

Finding the Fourth Proportional to 15,163.68, 22,711.66 and 11,627.64

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Solution

The fourth proportional to 15,163.68, 22,711.66 and 11,627.64 is: 17,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.68 : 22,711.66 = 11,627.64 : x
  2. Step 2: Convert to fraction form
    15,163.68/22,711.66 = 11,627.64/x
  3. Step 3: Cross multiply
    15,163.68x = 22,711.66 × 11,627.64
  4. Step 4: Simplify right side
    15,163.68x = 264,082,948.14
  5. Step 5: Solve for x
    x = 264,082,948.14/15,163.68
  6. Step 6: Final answer
    x = 17,415.50

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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.