Home / 12,525.73-17,277.20-8,055.14

Finding the Fourth Proportional to 12,525.73, 17,277.20 and 8,055.14

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Solution

The fourth proportional to 12,525.73, 17,277.20 and 8,055.14 is: 11,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525.73 : 17,277.20 = 8,055.14 : x
  2. Step 2: Convert to fraction form
    12,525.73/17,277.20 = 8,055.14/x
  3. Step 3: Cross multiply
    12,525.73x = 17,277.20 × 8,055.14
  4. Step 4: Simplify right side
    12,525.73x = 139,170,264.81
  5. Step 5: Solve for x
    x = 139,170,264.81/12,525.73
  6. Step 6: Final answer
    x = 11,110.75

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Half scale
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Double scale
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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.