Home / 21,997.10-32,995.67-5,357.14

Finding the Fourth Proportional to 21,997.10, 32,995.67 and 5,357.14

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Solution

The fourth proportional to 21,997.10, 32,995.67 and 5,357.14 is: 8,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,997.10 : 32,995.67 = 5,357.14 : x
  2. Step 2: Convert to fraction form
    21,997.10/32,995.67 = 5,357.14/x
  3. Step 3: Cross multiply
    21,997.10x = 32,995.67 × 5,357.14
  4. Step 4: Simplify right side
    21,997.10x = 176,762,423.58
  5. Step 5: Solve for x
    x = 176,762,423.58/21,997.10
  6. Step 6: Final answer
    x = 8,035.71

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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.