Home / 19,963.08-29,895.41-12,549.15

Finding the Fourth Proportional to 19,963.08, 29,895.41 and 12,549.15

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Solution

The fourth proportional to 19,963.08, 29,895.41 and 12,549.15 is: 18,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.08 : 29,895.41 = 12,549.15 : x
  2. Step 2: Convert to fraction form
    19,963.08/29,895.41 = 12,549.15/x
  3. Step 3: Cross multiply
    19,963.08x = 29,895.41 × 12,549.15
  4. Step 4: Simplify right side
    19,963.08x = 375,161,921.66
  5. Step 5: Solve for x
    x = 375,161,921.66/19,963.08
  6. Step 6: Final answer
    x = 18,792.79

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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.