Home / 14,711.36-20,301.96-7,997.04

Finding the Fourth Proportional to 14,711.36, 20,301.96 and 7,997.04

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Solution

The fourth proportional to 14,711.36, 20,301.96 and 7,997.04 is: 11,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.36 : 20,301.96 = 7,997.04 : x
  2. Step 2: Convert to fraction form
    14,711.36/20,301.96 = 7,997.04/x
  3. Step 3: Cross multiply
    14,711.36x = 20,301.96 × 7,997.04
  4. Step 4: Simplify right side
    14,711.36x = 162,355,586.20
  5. Step 5: Solve for x
    x = 162,355,586.20/14,711.36
  6. Step 6: Final answer
    x = 11,036.07

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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.