Home / 19,767.38-29,641.74-6,616.22

Finding the Fourth Proportional to 19,767.38, 29,641.74 and 6,616.22

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Solution

The fourth proportional to 19,767.38, 29,641.74 and 6,616.22 is: 9,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.38 : 29,641.74 = 6,616.22 : x
  2. Step 2: Convert to fraction form
    19,767.38/29,641.74 = 6,616.22/x
  3. Step 3: Cross multiply
    19,767.38x = 29,641.74 × 6,616.22
  4. Step 4: Simplify right side
    19,767.38x = 196,116,273.02
  5. Step 5: Solve for x
    x = 196,116,273.02/19,767.38
  6. Step 6: Final answer
    x = 9,921.21

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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.