Home / 13,310.97-19,967.61-4,424.46

Finding the Fourth Proportional to 13,310.97, 19,967.61 and 4,424.46

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Solution

The fourth proportional to 13,310.97, 19,967.61 and 4,424.46 is: 6,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310.97 : 19,967.61 = 4,424.46 : x
  2. Step 2: Convert to fraction form
    13,310.97/19,967.61 = 4,424.46/x
  3. Step 3: Cross multiply
    13,310.97x = 19,967.61 × 4,424.46
  4. Step 4: Simplify right side
    13,310.97x = 88,345,891.74
  5. Step 5: Solve for x
    x = 88,345,891.74/13,310.97
  6. Step 6: Final answer
    x = 6,637.07

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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.