Home / 18,333.28-25,299.16-10,375.94

Finding the Fourth Proportional to 18,333.28, 25,299.16 and 10,375.94

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Solution

The fourth proportional to 18,333.28, 25,299.16 and 10,375.94 is: 14,318.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.28 : 25,299.16 = 10,375.94 : x
  2. Step 2: Convert to fraction form
    18,333.28/25,299.16 = 10,375.94/x
  3. Step 3: Cross multiply
    18,333.28x = 25,299.16 × 10,375.94
  4. Step 4: Simplify right side
    18,333.28x = 262,502,603.52
  5. Step 5: Solve for x
    x = 262,502,603.52/18,333.28
  6. Step 6: Final answer
    x = 14,318.37

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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.