Home / 18,253.33-25,189.61-10,698.14

Finding the Fourth Proportional to 18,253.33, 25,189.61 and 10,698.14

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Solution

The fourth proportional to 18,253.33, 25,189.61 and 10,698.14 is: 14,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.33 : 25,189.61 = 10,698.14 : x
  2. Step 2: Convert to fraction form
    18,253.33/25,189.61 = 10,698.14/x
  3. Step 3: Cross multiply
    18,253.33x = 25,189.61 × 10,698.14
  4. Step 4: Simplify right side
    18,253.33x = 269,481,983.81
  5. Step 5: Solve for x
    x = 269,481,983.81/18,253.33
  6. Step 6: Final answer
    x = 14,763.44

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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.