Home / 10,114.92-15,149.07-9,764.69

Finding the Fourth Proportional to 10,114.92, 15,149.07 and 9,764.69

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Solution

The fourth proportional to 10,114.92, 15,149.07 and 9,764.69 is: 14,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.92 : 15,149.07 = 9,764.69 : x
  2. Step 2: Convert to fraction form
    10,114.92/15,149.07 = 9,764.69/x
  3. Step 3: Cross multiply
    10,114.92x = 15,149.07 × 9,764.69
  4. Step 4: Simplify right side
    10,114.92x = 147,925,896.59
  5. Step 5: Solve for x
    x = 147,925,896.59/10,114.92
  6. Step 6: Final answer
    x = 14,624.52

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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.