Home / 28,799.44-39,741.56-16,052.20

Finding the Fourth Proportional to 28,799.44, 39,741.56 and 16,052.20

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Solution

The fourth proportional to 28,799.44, 39,741.56 and 16,052.20 is: 22,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.44 : 39,741.56 = 16,052.20 : x
  2. Step 2: Convert to fraction form
    28,799.44/39,741.56 = 16,052.20/x
  3. Step 3: Cross multiply
    28,799.44x = 39,741.56 × 16,052.20
  4. Step 4: Simplify right side
    28,799.44x = 637,939,469.43
  5. Step 5: Solve for x
    x = 637,939,469.43/28,799.44
  6. Step 6: Final answer
    x = 22,151.11

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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.