Home / 28,601.28-39,469.74-16,026.12

Finding the Fourth Proportional to 28,601.28, 39,469.74 and 16,026.12

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Solution

The fourth proportional to 28,601.28, 39,469.74 and 16,026.12 is: 22,116.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601.28 : 39,469.74 = 16,026.12 : x
  2. Step 2: Convert to fraction form
    28,601.28/39,469.74 = 16,026.12/x
  3. Step 3: Cross multiply
    28,601.28x = 39,469.74 × 16,026.12
  4. Step 4: Simplify right side
    28,601.28x = 632,546,789.61
  5. Step 5: Solve for x
    x = 632,546,789.61/28,601.28
  6. Step 6: Final answer
    x = 22,116.03

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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.