Home / 17,117.40-25,632.36-15,163.68

Finding the Fourth Proportional to 17,117.40, 25,632.36 and 15,163.68

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Solution

The fourth proportional to 17,117.40, 25,632.36 and 15,163.68 is: 22,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.40 : 25,632.36 = 15,163.68 : x
  2. Step 2: Convert to fraction form
    17,117.40/25,632.36 = 15,163.68/x
  3. Step 3: Cross multiply
    17,117.40x = 25,632.36 × 15,163.68
  4. Step 4: Simplify right side
    17,117.40x = 388,680,904.68
  5. Step 5: Solve for x
    x = 388,680,904.68/17,117.40
  6. Step 6: Final answer
    x = 22,706.77

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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.