Home / 19,082.08-28,470.02-16,977.09

Finding the Fourth Proportional to 19,082.08, 28,470.02 and 16,977.09

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Solution

The fourth proportional to 19,082.08, 28,470.02 and 16,977.09 is: 25,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.08 : 28,470.02 = 16,977.09 : x
  2. Step 2: Convert to fraction form
    19,082.08/28,470.02 = 16,977.09/x
  3. Step 3: Cross multiply
    19,082.08x = 28,470.02 × 16,977.09
  4. Step 4: Simplify right side
    19,082.08x = 483,338,091.84
  5. Step 5: Solve for x
    x = 483,338,091.84/19,082.08
  6. Step 6: Final answer
    x = 25,329.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.