Home / 11,519.42-17,313.19-9,557.76

Finding the Fourth Proportional to 11,519.42, 17,313.19 and 9,557.76

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Solution

The fourth proportional to 11,519.42, 17,313.19 and 9,557.76 is: 14,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.42 : 17,313.19 = 9,557.76 : x
  2. Step 2: Convert to fraction form
    11,519.42/17,313.19 = 9,557.76/x
  3. Step 3: Cross multiply
    11,519.42x = 17,313.19 × 9,557.76
  4. Step 4: Simplify right side
    11,519.42x = 165,475,409.65
  5. Step 5: Solve for x
    x = 165,475,409.65/11,519.42
  6. Step 6: Final answer
    x = 14,364.91

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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.