Home / 38,125.94-57,196.54-13,166.90

Finding the Fourth Proportional to 38,125.94, 57,196.54 and 13,166.90

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Solution

The fourth proportional to 38,125.94, 57,196.54 and 13,166.90 is: 19,752.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125.94 : 57,196.54 = 13,166.90 : x
  2. Step 2: Convert to fraction form
    38,125.94/57,196.54 = 13,166.90/x
  3. Step 3: Cross multiply
    38,125.94x = 57,196.54 × 13,166.90
  4. Step 4: Simplify right side
    38,125.94x = 753,101,122.53
  5. Step 5: Solve for x
    x = 753,101,122.53/38,125.94
  6. Step 6: Final answer
    x = 19,752.99

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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.