Home / 28,883.72-39,847.74-17,553.44

Finding the Fourth Proportional to 28,883.72, 39,847.74 and 17,553.44

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Solution

The fourth proportional to 28,883.72, 39,847.74 and 17,553.44 is: 24,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.72 : 39,847.74 = 17,553.44 : x
  2. Step 2: Convert to fraction form
    28,883.72/39,847.74 = 17,553.44/x
  3. Step 3: Cross multiply
    28,883.72x = 39,847.74 × 17,553.44
  4. Step 4: Simplify right side
    28,883.72x = 699,464,913.23
  5. Step 5: Solve for x
    x = 699,464,913.23/28,883.72
  6. Step 6: Final answer
    x = 24,216.58

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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.