Home / 12,710.14-19,057.52-5,688.85

Finding the Fourth Proportional to 12,710.14, 19,057.52 and 5,688.85

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Solution

The fourth proportional to 12,710.14, 19,057.52 and 5,688.85 is: 8,529.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710.14 : 19,057.52 = 5,688.85 : x
  2. Step 2: Convert to fraction form
    12,710.14/19,057.52 = 5,688.85/x
  3. Step 3: Cross multiply
    12,710.14x = 19,057.52 × 5,688.85
  4. Step 4: Simplify right side
    12,710.14x = 108,415,372.65
  5. Step 5: Solve for x
    x = 108,415,372.65/12,710.14
  6. Step 6: Final answer
    x = 8,529.83

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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.