Home / 19,727.36-29,591.30-11,017.72

Finding the Fourth Proportional to 19,727.36, 29,591.30 and 11,017.72

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Solution

The fourth proportional to 19,727.36, 29,591.30 and 11,017.72 is: 16,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.36 : 29,591.30 = 11,017.72 : x
  2. Step 2: Convert to fraction form
    19,727.36/29,591.30 = 11,017.72/x
  3. Step 3: Cross multiply
    19,727.36x = 29,591.30 × 11,017.72
  4. Step 4: Simplify right side
    19,727.36x = 326,028,657.84
  5. Step 5: Solve for x
    x = 326,028,657.84/19,727.36
  6. Step 6: Final answer
    x = 16,526.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.