Home / 38,170.59-52,675.73-21,175.95

Finding the Fourth Proportional to 38,170.59, 52,675.73 and 21,175.95

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Solution

The fourth proportional to 38,170.59, 52,675.73 and 21,175.95 is: 29,222.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.59 : 52,675.73 = 21,175.95 : x
  2. Step 2: Convert to fraction form
    38,170.59/52,675.73 = 21,175.95/x
  3. Step 3: Cross multiply
    38,170.59x = 52,675.73 × 21,175.95
  4. Step 4: Simplify right side
    38,170.59x = 1,115,458,624.69
  5. Step 5: Solve for x
    x = 1,115,458,624.69/38,170.59
  6. Step 6: Final answer
    x = 29,222.99

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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.