Home / 38,187.08-57,257.58-17,123.30

Finding the Fourth Proportional to 38,187.08, 57,257.58 and 17,123.30

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Solution

The fourth proportional to 38,187.08, 57,257.58 and 17,123.30 is: 25,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,187.08 : 57,257.58 = 17,123.30 : x
  2. Step 2: Convert to fraction form
    38,187.08/57,257.58 = 17,123.30/x
  3. Step 3: Cross multiply
    38,187.08x = 57,257.58 × 17,123.30
  4. Step 4: Simplify right side
    38,187.08x = 980,438,862.76
  5. Step 5: Solve for x
    x = 980,438,862.76/38,187.08
  6. Step 6: Final answer
    x = 25,674.63

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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.