Home / 14,418.54-21,625.65-5,659.47

Finding the Fourth Proportional to 14,418.54, 21,625.65 and 5,659.47

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Solution

The fourth proportional to 14,418.54, 21,625.65 and 5,659.47 is: 8,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.54 : 21,625.65 = 5,659.47 : x
  2. Step 2: Convert to fraction form
    14,418.54/21,625.65 = 5,659.47/x
  3. Step 3: Cross multiply
    14,418.54x = 21,625.65 × 5,659.47
  4. Step 4: Simplify right side
    14,418.54x = 122,389,717.41
  5. Step 5: Solve for x
    x = 122,389,717.41/14,418.54
  6. Step 6: Final answer
    x = 8,488.36

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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.