Home / 14,217.86-19,610.07-10,439.84

Finding the Fourth Proportional to 14,217.86, 19,610.07 and 10,439.84

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Solution

The fourth proportional to 14,217.86, 19,610.07 and 10,439.84 is: 14,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.86 : 19,610.07 = 10,439.84 : x
  2. Step 2: Convert to fraction form
    14,217.86/19,610.07 = 10,439.84/x
  3. Step 3: Cross multiply
    14,217.86x = 19,610.07 × 10,439.84
  4. Step 4: Simplify right side
    14,217.86x = 204,725,993.19
  5. Step 5: Solve for x
    x = 204,725,993.19/14,217.86
  6. Step 6: Final answer
    x = 14,399.21

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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.