Home / 11,194.08-15,439.44-10,697.76

Finding the Fourth Proportional to 11,194.08, 15,439.44 and 10,697.76

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Solution

The fourth proportional to 11,194.08, 15,439.44 and 10,697.76 is: 14,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.08 : 15,439.44 = 10,697.76 : x
  2. Step 2: Convert to fraction form
    11,194.08/15,439.44 = 10,697.76/x
  3. Step 3: Cross multiply
    11,194.08x = 15,439.44 × 10,697.76
  4. Step 4: Simplify right side
    11,194.08x = 165,167,423.65
  5. Step 5: Solve for x
    x = 165,167,423.65/11,194.08
  6. Step 6: Final answer
    x = 14,754.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.