Home / 28,028.08-38,680.68-16,094.80

Finding the Fourth Proportional to 28,028.08, 38,680.68 and 16,094.80

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Solution

The fourth proportional to 28,028.08, 38,680.68 and 16,094.80 is: 22,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028.08 : 38,680.68 = 16,094.80 : x
  2. Step 2: Convert to fraction form
    28,028.08/38,680.68 = 16,094.80/x
  3. Step 3: Cross multiply
    28,028.08x = 38,680.68 × 16,094.80
  4. Step 4: Simplify right side
    28,028.08x = 622,557,808.46
  5. Step 5: Solve for x
    x = 622,557,808.46/28,028.08
  6. Step 6: Final answer
    x = 22,211.93

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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.