Home / 15,211.05-22,816.62-4,117.80

Finding the Fourth Proportional to 15,211.05, 22,816.62 and 4,117.80

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Solution

The fourth proportional to 15,211.05, 22,816.62 and 4,117.80 is: 6,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.05 : 22,816.62 = 4,117.80 : x
  2. Step 2: Convert to fraction form
    15,211.05/22,816.62 = 4,117.80/x
  3. Step 3: Cross multiply
    15,211.05x = 22,816.62 × 4,117.80
  4. Step 4: Simplify right side
    15,211.05x = 93,954,277.84
  5. Step 5: Solve for x
    x = 93,954,277.84/15,211.05
  6. Step 6: Final answer
    x = 6,176.71

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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.