Home / 22,113.87-33,172.68-6,318.99

Finding the Fourth Proportional to 22,113.87, 33,172.68 and 6,318.99

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Solution

The fourth proportional to 22,113.87, 33,172.68 and 6,318.99 is: 9,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.87 : 33,172.68 = 6,318.99 : x
  2. Step 2: Convert to fraction form
    22,113.87/33,172.68 = 6,318.99/x
  3. Step 3: Cross multiply
    22,113.87x = 33,172.68 × 6,318.99
  4. Step 4: Simplify right side
    22,113.87x = 209,617,833.19
  5. Step 5: Solve for x
    x = 209,617,833.19/22,113.87
  6. Step 6: Final answer
    x = 9,479.02

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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.