Home / 38,178.75-57,269.21-10,476.75

Finding the Fourth Proportional to 38,178.75, 57,269.21 and 10,476.75

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Solution

The fourth proportional to 38,178.75, 57,269.21 and 10,476.75 is: 15,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178.75 : 57,269.21 = 10,476.75 : x
  2. Step 2: Convert to fraction form
    38,178.75/57,269.21 = 10,476.75/x
  3. Step 3: Cross multiply
    38,178.75x = 57,269.21 × 10,476.75
  4. Step 4: Simplify right side
    38,178.75x = 599,995,195.87
  5. Step 5: Solve for x
    x = 599,995,195.87/38,178.75
  6. Step 6: Final answer
    x = 15,715.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.