Home / 28,236.06-38,960.17-16,748.84

Finding the Fourth Proportional to 28,236.06, 38,960.17 and 16,748.84

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Solution

The fourth proportional to 28,236.06, 38,960.17 and 16,748.84 is: 23,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,236.06 : 38,960.17 = 16,748.84 : x
  2. Step 2: Convert to fraction form
    28,236.06/38,960.17 = 16,748.84/x
  3. Step 3: Cross multiply
    28,236.06x = 38,960.17 × 16,748.84
  4. Step 4: Simplify right side
    28,236.06x = 652,537,556.30
  5. Step 5: Solve for x
    x = 652,537,556.30/28,236.06
  6. Step 6: Final answer
    x = 23,110.08

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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.