Home / 19,737.60-27,273.60-14,722.08

Finding the Fourth Proportional to 19,737.60, 27,273.60 and 14,722.08

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Solution

The fourth proportional to 19,737.60, 27,273.60 and 14,722.08 is: 20,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.60 : 27,273.60 = 14,722.08 : x
  2. Step 2: Convert to fraction form
    19,737.60/27,273.60 = 14,722.08/x
  3. Step 3: Cross multiply
    19,737.60x = 27,273.60 × 14,722.08
  4. Step 4: Simplify right side
    19,737.60x = 401,524,121.09
  5. Step 5: Solve for x
    x = 401,524,121.09/19,737.60
  6. Step 6: Final answer
    x = 20,343.11

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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.