Home / 22,438.14-30,964.85-12,366.60

Finding the Fourth Proportional to 22,438.14, 30,964.85 and 12,366.60

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Solution

The fourth proportional to 22,438.14, 30,964.85 and 12,366.60 is: 17,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.14 : 30,964.85 = 12,366.60 : x
  2. Step 2: Convert to fraction form
    22,438.14/30,964.85 = 12,366.60/x
  3. Step 3: Cross multiply
    22,438.14x = 30,964.85 × 12,366.60
  4. Step 4: Simplify right side
    22,438.14x = 382,929,914.01
  5. Step 5: Solve for x
    x = 382,929,914.01/22,438.14
  6. Step 6: Final answer
    x = 17,066.03

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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.