Home / 11,588.86-17,368.71-8,308.36

Finding the Fourth Proportional to 11,588.86, 17,368.71 and 8,308.36

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Solution

The fourth proportional to 11,588.86, 17,368.71 and 8,308.36 is: 12,452.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.86 : 17,368.71 = 8,308.36 : x
  2. Step 2: Convert to fraction form
    11,588.86/17,368.71 = 8,308.36/x
  3. Step 3: Cross multiply
    11,588.86x = 17,368.71 × 8,308.36
  4. Step 4: Simplify right side
    11,588.86x = 144,305,495.42
  5. Step 5: Solve for x
    x = 144,305,495.42/11,588.86
  6. Step 6: Final answer
    x = 12,452.09

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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.