Home / 12,933.74-19,394.46-5,911.67

Finding the Fourth Proportional to 12,933.74, 19,394.46 and 5,911.67

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Solution

The fourth proportional to 12,933.74, 19,394.46 and 5,911.67 is: 8,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.74 : 19,394.46 = 5,911.67 : x
  2. Step 2: Convert to fraction form
    12,933.74/19,394.46 = 5,911.67/x
  3. Step 3: Cross multiply
    12,933.74x = 19,394.46 × 5,911.67
  4. Step 4: Simplify right side
    12,933.74x = 114,653,550.38
  5. Step 5: Solve for x
    x = 114,653,550.38/12,933.74
  6. Step 6: Final answer
    x = 8,864.69

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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.