Home / 12,314.24-18,465.88-3,547.11

Finding the Fourth Proportional to 12,314.24, 18,465.88 and 3,547.11

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Solution

The fourth proportional to 12,314.24, 18,465.88 and 3,547.11 is: 5,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314.24 : 18,465.88 = 3,547.11 : x
  2. Step 2: Convert to fraction form
    12,314.24/18,465.88 = 3,547.11/x
  3. Step 3: Cross multiply
    12,314.24x = 18,465.88 × 3,547.11
  4. Step 4: Simplify right side
    12,314.24x = 65,500,507.61
  5. Step 5: Solve for x
    x = 65,500,507.61/12,314.24
  6. Step 6: Final answer
    x = 5,319.09

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