Home / 14,134.42-21,195.47-7,110.05

Finding the Fourth Proportional to 14,134.42, 21,195.47 and 7,110.05

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Solution

The fourth proportional to 14,134.42, 21,195.47 and 7,110.05 is: 10,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.42 : 21,195.47 = 7,110.05 : x
  2. Step 2: Convert to fraction form
    14,134.42/21,195.47 = 7,110.05/x
  3. Step 3: Cross multiply
    14,134.42x = 21,195.47 × 7,110.05
  4. Step 4: Simplify right side
    14,134.42x = 150,700,763.27
  5. Step 5: Solve for x
    x = 150,700,763.27/14,134.42
  6. Step 6: Final answer
    x = 10,661.97

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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.