Home / 22,318.28-30,797.26-12,756.26

Finding the Fourth Proportional to 22,318.28, 30,797.26 and 12,756.26

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Solution

The fourth proportional to 22,318.28, 30,797.26 and 12,756.26 is: 17,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318.28 : 30,797.26 = 12,756.26 : x
  2. Step 2: Convert to fraction form
    22,318.28/30,797.26 = 12,756.26/x
  3. Step 3: Cross multiply
    22,318.28x = 30,797.26 × 12,756.26
  4. Step 4: Simplify right side
    22,318.28x = 392,857,855.85
  5. Step 5: Solve for x
    x = 392,857,855.85/22,318.28
  6. Step 6: Final answer
    x = 17,602.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.