Home / 28,036.08-38,694.24-16,858.08

Finding the Fourth Proportional to 28,036.08, 38,694.24 and 16,858.08

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Solution

The fourth proportional to 28,036.08, 38,694.24 and 16,858.08 is: 23,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,036.08 : 38,694.24 = 16,858.08 : x
  2. Step 2: Convert to fraction form
    28,036.08/38,694.24 = 16,858.08/x
  3. Step 3: Cross multiply
    28,036.08x = 38,694.24 × 16,858.08
  4. Step 4: Simplify right side
    28,036.08x = 652,310,593.46
  5. Step 5: Solve for x
    x = 652,310,593.46/28,036.08
  6. Step 6: Final answer
    x = 23,266.83

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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.