Home / 14,727.65-20,324.36-8,013.28

Finding the Fourth Proportional to 14,727.65, 20,324.36 and 8,013.28

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Solution

The fourth proportional to 14,727.65, 20,324.36 and 8,013.28 is: 11,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.65 : 20,324.36 = 8,013.28 : x
  2. Step 2: Convert to fraction form
    14,727.65/20,324.36 = 8,013.28/x
  3. Step 3: Cross multiply
    14,727.65x = 20,324.36 × 8,013.28
  4. Step 4: Simplify right side
    14,727.65x = 162,864,716.66
  5. Step 5: Solve for x
    x = 162,864,716.66/14,727.65
  6. Step 6: Final answer
    x = 11,058.44

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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.