Home / 14,346.11-21,506.19-5,109.95

Finding the Fourth Proportional to 14,346.11, 21,506.19 and 5,109.95

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Solution

The fourth proportional to 14,346.11, 21,506.19 and 5,109.95 is: 7,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.11 : 21,506.19 = 5,109.95 : x
  2. Step 2: Convert to fraction form
    14,346.11/21,506.19 = 5,109.95/x
  3. Step 3: Cross multiply
    14,346.11x = 21,506.19 × 5,109.95
  4. Step 4: Simplify right side
    14,346.11x = 109,895,448.06
  5. Step 5: Solve for x
    x = 109,895,448.06/14,346.11
  6. Step 6: Final answer
    x = 7,660.30

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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.