Home / 16,389.20-24,531.96-11,694.08

Finding the Fourth Proportional to 16,389.20, 24,531.96 and 11,694.08

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Solution

The fourth proportional to 16,389.20, 24,531.96 and 11,694.08 is: 17,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.20 : 24,531.96 = 11,694.08 : x
  2. Step 2: Convert to fraction form
    16,389.20/24,531.96 = 11,694.08/x
  3. Step 3: Cross multiply
    16,389.20x = 24,531.96 × 11,694.08
  4. Step 4: Simplify right side
    16,389.20x = 286,878,702.80
  5. Step 5: Solve for x
    x = 286,878,702.80/16,389.20
  6. Step 6: Final answer
    x = 17,504.13

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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.