Home / 38,179.03-57,267.69-13,217.57

Finding the Fourth Proportional to 38,179.03, 57,267.69 and 13,217.57

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Solution

The fourth proportional to 38,179.03, 57,267.69 and 13,217.57 is: 19,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179.03 : 57,267.69 = 13,217.57 : x
  2. Step 2: Convert to fraction form
    38,179.03/57,267.69 = 13,217.57/x
  3. Step 3: Cross multiply
    38,179.03x = 57,267.69 × 13,217.57
  4. Step 4: Simplify right side
    38,179.03x = 756,939,701.31
  5. Step 5: Solve for x
    x = 756,939,701.31/38,179.03
  6. Step 6: Final answer
    x = 19,826.06

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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.