Home / 16,809.68-25,213.71-4,159.39

Finding the Fourth Proportional to 16,809.68, 25,213.71 and 4,159.39

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Solution

The fourth proportional to 16,809.68, 25,213.71 and 4,159.39 is: 6,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,809.68 : 25,213.71 = 4,159.39 : x
  2. Step 2: Convert to fraction form
    16,809.68/25,213.71 = 4,159.39/x
  3. Step 3: Cross multiply
    16,809.68x = 25,213.71 × 4,159.39
  4. Step 4: Simplify right side
    16,809.68x = 104,873,582.16
  5. Step 5: Solve for x
    x = 104,873,582.16/16,809.68
  6. Step 6: Final answer
    x = 6,238.88

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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.