Home / 28,832.82-39,788.39-16,904.10

Finding the Fourth Proportional to 28,832.82, 39,788.39 and 16,904.10

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Solution

The fourth proportional to 28,832.82, 39,788.39 and 16,904.10 is: 23,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.82 : 39,788.39 = 16,904.10 : x
  2. Step 2: Convert to fraction form
    28,832.82/39,788.39 = 16,904.10/x
  3. Step 3: Cross multiply
    28,832.82x = 39,788.39 × 16,904.10
  4. Step 4: Simplify right side
    28,832.82x = 672,586,838.88
  5. Step 5: Solve for x
    x = 672,586,838.88/28,832.82
  6. Step 6: Final answer
    x = 23,327.13

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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.