Home / 13,532.04-18,662.12-8,496.74

Finding the Fourth Proportional to 13,532.04, 18,662.12 and 8,496.74

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Solution

The fourth proportional to 13,532.04, 18,662.12 and 8,496.74 is: 11,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.04 : 18,662.12 = 8,496.74 : x
  2. Step 2: Convert to fraction form
    13,532.04/18,662.12 = 8,496.74/x
  3. Step 3: Cross multiply
    13,532.04x = 18,662.12 × 8,496.74
  4. Step 4: Simplify right side
    13,532.04x = 158,567,181.49
  5. Step 5: Solve for x
    x = 158,567,181.49/13,532.04
  6. Step 6: Final answer
    x = 11,717.91

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Half scale
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Double scale
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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.