Home / 18,308.33-25,267.89-10,350.56

Finding the Fourth Proportional to 18,308.33, 25,267.89 and 10,350.56

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Solution

The fourth proportional to 18,308.33, 25,267.89 and 10,350.56 is: 14,285.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308.33 : 25,267.89 = 10,350.56 : x
  2. Step 2: Convert to fraction form
    18,308.33/25,267.89 = 10,350.56/x
  3. Step 3: Cross multiply
    18,308.33x = 25,267.89 × 10,350.56
  4. Step 4: Simplify right side
    18,308.33x = 261,536,685.18
  5. Step 5: Solve for x
    x = 261,536,685.18/18,308.33
  6. Step 6: Final answer
    x = 14,285.12

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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.