Home / 28,476.59-42,717.99-17,454.11

Finding the Fourth Proportional to 28,476.59, 42,717.99 and 17,454.11

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Solution

The fourth proportional to 28,476.59, 42,717.99 and 17,454.11 is: 26,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,476.59 : 42,717.99 = 17,454.11 : x
  2. Step 2: Convert to fraction form
    28,476.59/42,717.99 = 17,454.11/x
  3. Step 3: Cross multiply
    28,476.59x = 42,717.99 × 17,454.11
  4. Step 4: Simplify right side
    28,476.59x = 745,604,282.85
  5. Step 5: Solve for x
    x = 745,604,282.85/28,476.59
  6. Step 6: Final answer
    x = 26,183.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.