Home / 22,716.81-34,076.41-6,920.62

Finding the Fourth Proportional to 22,716.81, 34,076.41 and 6,920.62

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Solution

The fourth proportional to 22,716.81, 34,076.41 and 6,920.62 is: 10,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,716.81 : 34,076.41 = 6,920.62 : x
  2. Step 2: Convert to fraction form
    22,716.81/34,076.41 = 6,920.62/x
  3. Step 3: Cross multiply
    22,716.81x = 34,076.41 × 6,920.62
  4. Step 4: Simplify right side
    22,716.81x = 235,829,782.08
  5. Step 5: Solve for x
    x = 235,829,782.08/22,716.81
  6. Step 6: Final answer
    x = 10,381.29

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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.