Home / 14,724.60-20,305.92-11,362.08

Finding the Fourth Proportional to 14,724.60, 20,305.92 and 11,362.08

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Solution

The fourth proportional to 14,724.60, 20,305.92 and 11,362.08 is: 15,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.60 : 20,305.92 = 11,362.08 : x
  2. Step 2: Convert to fraction form
    14,724.60/20,305.92 = 11,362.08/x
  3. Step 3: Cross multiply
    14,724.60x = 20,305.92 × 11,362.08
  4. Step 4: Simplify right side
    14,724.60x = 230,717,487.51
  5. Step 5: Solve for x
    x = 230,717,487.51/14,724.60
  6. Step 6: Final answer
    x = 15,668.85

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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.