Home / 14,866.32-20,518.14-11,293.11

Finding the Fourth Proportional to 14,866.32, 20,518.14 and 11,293.11

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Solution

The fourth proportional to 14,866.32, 20,518.14 and 11,293.11 is: 15,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866.32 : 20,518.14 = 11,293.11 : x
  2. Step 2: Convert to fraction form
    14,866.32/20,518.14 = 11,293.11/x
  3. Step 3: Cross multiply
    14,866.32x = 20,518.14 × 11,293.11
  4. Step 4: Simplify right side
    14,866.32x = 231,713,612.02
  5. Step 5: Solve for x
    x = 231,713,612.02/14,866.32
  6. Step 6: Final answer
    x = 15,586.48

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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.