Home / 36,371.88-54,558.84-10,078.56

Finding the Fourth Proportional to 36,371.88, 54,558.84 and 10,078.56

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Solution

The fourth proportional to 36,371.88, 54,558.84 and 10,078.56 is: 15,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371.88 : 54,558.84 = 10,078.56 : x
  2. Step 2: Convert to fraction form
    36,371.88/54,558.84 = 10,078.56/x
  3. Step 3: Cross multiply
    36,371.88x = 54,558.84 × 10,078.56
  4. Step 4: Simplify right side
    36,371.88x = 549,874,542.47
  5. Step 5: Solve for x
    x = 549,874,542.47/36,371.88
  6. Step 6: Final answer
    x = 15,118.12

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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.