Home / 14,474.93-19,979.33-8,508.51

Finding the Fourth Proportional to 14,474.93, 19,979.33 and 8,508.51

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Solution

The fourth proportional to 14,474.93, 19,979.33 and 8,508.51 is: 11,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474.93 : 19,979.33 = 8,508.51 : x
  2. Step 2: Convert to fraction form
    14,474.93/19,979.33 = 8,508.51/x
  3. Step 3: Cross multiply
    14,474.93x = 19,979.33 × 8,508.51
  4. Step 4: Simplify right side
    14,474.93x = 169,994,329.10
  5. Step 5: Solve for x
    x = 169,994,329.10/14,474.93
  6. Step 6: Final answer
    x = 11,744.05

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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.