Home / 33,154.14-49,731.20-9,778.74

Finding the Fourth Proportional to 33,154.14, 49,731.20 and 9,778.74

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Solution

The fourth proportional to 33,154.14, 49,731.20 and 9,778.74 is: 14,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.14 : 49,731.20 = 9,778.74 : x
  2. Step 2: Convert to fraction form
    33,154.14/49,731.20 = 9,778.74/x
  3. Step 3: Cross multiply
    33,154.14x = 49,731.20 × 9,778.74
  4. Step 4: Simplify right side
    33,154.14x = 486,308,474.69
  5. Step 5: Solve for x
    x = 486,308,474.69/33,154.14
  6. Step 6: Final answer
    x = 14,668.11

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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.