Home / 22,244.14-30,693.89-13,289.75

Finding the Fourth Proportional to 22,244.14, 30,693.89 and 13,289.75

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Solution

The fourth proportional to 22,244.14, 30,693.89 and 13,289.75 is: 18,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.14 : 30,693.89 = 13,289.75 : x
  2. Step 2: Convert to fraction form
    22,244.14/30,693.89 = 13,289.75/x
  3. Step 3: Cross multiply
    22,244.14x = 30,693.89 × 13,289.75
  4. Step 4: Simplify right side
    22,244.14x = 407,914,119.48
  5. Step 5: Solve for x
    x = 407,914,119.48/22,244.14
  6. Step 6: Final answer
    x = 18,338.05

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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.