Home / 14,177.53-19,567.39-8,212.83

Finding the Fourth Proportional to 14,177.53, 19,567.39 and 8,212.83

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Solution

The fourth proportional to 14,177.53, 19,567.39 and 8,212.83 is: 11,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.53 : 19,567.39 = 8,212.83 : x
  2. Step 2: Convert to fraction form
    14,177.53/19,567.39 = 8,212.83/x
  3. Step 3: Cross multiply
    14,177.53x = 19,567.39 × 8,212.83
  4. Step 4: Simplify right side
    14,177.53x = 160,703,647.61
  5. Step 5: Solve for x
    x = 160,703,647.61/14,177.53
  6. Step 6: Final answer
    x = 11,335.09

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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.