Home / 14,642.79-21,963.99-3,549.57

Finding the Fourth Proportional to 14,642.79, 21,963.99 and 3,549.57

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Solution

The fourth proportional to 14,642.79, 21,963.99 and 3,549.57 is: 5,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642.79 : 21,963.99 = 3,549.57 : x
  2. Step 2: Convert to fraction form
    14,642.79/21,963.99 = 3,549.57/x
  3. Step 3: Cross multiply
    14,642.79x = 21,963.99 × 3,549.57
  4. Step 4: Simplify right side
    14,642.79x = 77,962,719.98
  5. Step 5: Solve for x
    x = 77,962,719.98/14,642.79
  6. Step 6: Final answer
    x = 5,324.31

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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.