Home / 23,177.52-31,984.90-12,567.14

Finding the Fourth Proportional to 23,177.52, 31,984.90 and 12,567.14

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Solution

The fourth proportional to 23,177.52, 31,984.90 and 12,567.14 is: 17,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,177.52 : 31,984.90 = 12,567.14 : x
  2. Step 2: Convert to fraction form
    23,177.52/31,984.90 = 12,567.14/x
  3. Step 3: Cross multiply
    23,177.52x = 31,984.90 × 12,567.14
  4. Step 4: Simplify right side
    23,177.52x = 401,958,716.19
  5. Step 5: Solve for x
    x = 401,958,716.19/23,177.52
  6. Step 6: Final answer
    x = 17,342.61

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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.