Home / 18,722.14-25,836.87-10,224.70

Finding the Fourth Proportional to 18,722.14, 25,836.87 and 10,224.70

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Solution

The fourth proportional to 18,722.14, 25,836.87 and 10,224.70 is: 14,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722.14 : 25,836.87 = 10,224.70 : x
  2. Step 2: Convert to fraction form
    18,722.14/25,836.87 = 10,224.70/x
  3. Step 3: Cross multiply
    18,722.14x = 25,836.87 × 10,224.70
  4. Step 4: Simplify right side
    18,722.14x = 264,174,244.69
  5. Step 5: Solve for x
    x = 264,174,244.69/18,722.14
  6. Step 6: Final answer
    x = 14,110.26

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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.