Home / 14,881.82-20,537.17-8,168.07

Finding the Fourth Proportional to 14,881.82, 20,537.17 and 8,168.07

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Solution

The fourth proportional to 14,881.82, 20,537.17 and 8,168.07 is: 11,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.82 : 20,537.17 = 8,168.07 : x
  2. Step 2: Convert to fraction form
    14,881.82/20,537.17 = 8,168.07/x
  3. Step 3: Cross multiply
    14,881.82x = 20,537.17 × 8,168.07
  4. Step 4: Simplify right side
    14,881.82x = 167,749,098.76
  5. Step 5: Solve for x
    x = 167,749,098.76/14,881.82
  6. Step 6: Final answer
    x = 11,272.08

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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.