Home / 19,727.15-27,223.46-10,774.67

Finding the Fourth Proportional to 19,727.15, 27,223.46 and 10,774.67

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Solution

The fourth proportional to 19,727.15, 27,223.46 and 10,774.67 is: 14,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.15 : 27,223.46 = 10,774.67 : x
  2. Step 2: Convert to fraction form
    19,727.15/27,223.46 = 10,774.67/x
  3. Step 3: Cross multiply
    19,727.15x = 27,223.46 × 10,774.67
  4. Step 4: Simplify right side
    19,727.15x = 293,323,912.96
  5. Step 5: Solve for x
    x = 293,323,912.96/19,727.15
  6. Step 6: Final answer
    x = 14,869.05

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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.