Home / 14,196.78-21,297.74-5,872.28

Finding the Fourth Proportional to 14,196.78, 21,297.74 and 5,872.28

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Solution

The fourth proportional to 14,196.78, 21,297.74 and 5,872.28 is: 8,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196.78 : 21,297.74 = 5,872.28 : x
  2. Step 2: Convert to fraction form
    14,196.78/21,297.74 = 5,872.28/x
  3. Step 3: Cross multiply
    14,196.78x = 21,297.74 × 5,872.28
  4. Step 4: Simplify right side
    14,196.78x = 125,066,156.80
  5. Step 5: Solve for x
    x = 125,066,156.80/14,196.78
  6. Step 6: Final answer
    x = 8,809.47

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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.