Home / 12,554.08-17,317.10-8,305.24

Finding the Fourth Proportional to 12,554.08, 17,317.10 and 8,305.24

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Solution

The fourth proportional to 12,554.08, 17,317.10 and 8,305.24 is: 11,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.08 : 17,317.10 = 8,305.24 : x
  2. Step 2: Convert to fraction form
    12,554.08/17,317.10 = 8,305.24/x
  3. Step 3: Cross multiply
    12,554.08x = 17,317.10 × 8,305.24
  4. Step 4: Simplify right side
    12,554.08x = 143,822,671.60
  5. Step 5: Solve for x
    x = 143,822,671.60/12,554.08
  6. Step 6: Final answer
    x = 11,456.25

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Similar ratio
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1.5x scale

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.