Home / 14,549.72-21,824.78-4,161.47

Finding the Fourth Proportional to 14,549.72, 21,824.78 and 4,161.47

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Solution

The fourth proportional to 14,549.72, 21,824.78 and 4,161.47 is: 6,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.72 : 21,824.78 = 4,161.47 : x
  2. Step 2: Convert to fraction form
    14,549.72/21,824.78 = 4,161.47/x
  3. Step 3: Cross multiply
    14,549.72x = 21,824.78 × 4,161.47
  4. Step 4: Simplify right side
    14,549.72x = 90,823,167.23
  5. Step 5: Solve for x
    x = 90,823,167.23/14,549.72
  6. Step 6: Final answer
    x = 6,242.26

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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.