Home / 14,001.24-20,987.28-5,232.36

Finding the Fourth Proportional to 14,001.24, 20,987.28 and 5,232.36

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Solution

The fourth proportional to 14,001.24, 20,987.28 and 5,232.36 is: 7,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.24 : 20,987.28 = 5,232.36 : x
  2. Step 2: Convert to fraction form
    14,001.24/20,987.28 = 5,232.36/x
  3. Step 3: Cross multiply
    14,001.24x = 20,987.28 × 5,232.36
  4. Step 4: Simplify right side
    14,001.24x = 109,813,004.38
  5. Step 5: Solve for x
    x = 109,813,004.38/14,001.24
  6. Step 6: Final answer
    x = 7,843.09

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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.