Home / 16,668.06-25,007.85-6,282.78

Finding the Fourth Proportional to 16,668.06, 25,007.85 and 6,282.78

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Solution

The fourth proportional to 16,668.06, 25,007.85 and 6,282.78 is: 9,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.06 : 25,007.85 = 6,282.78 : x
  2. Step 2: Convert to fraction form
    16,668.06/25,007.85 = 6,282.78/x
  3. Step 3: Cross multiply
    16,668.06x = 25,007.85 × 6,282.78
  4. Step 4: Simplify right side
    16,668.06x = 157,118,819.82
  5. Step 5: Solve for x
    x = 157,118,819.82/16,668.06
  6. Step 6: Final answer
    x = 9,426.34

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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.