Home / 15,606.66-21,537.18-10,027.38

Finding the Fourth Proportional to 15,606.66, 21,537.18 and 10,027.38

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Solution

The fourth proportional to 15,606.66, 21,537.18 and 10,027.38 is: 13,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.66 : 21,537.18 = 10,027.38 : x
  2. Step 2: Convert to fraction form
    15,606.66/21,537.18 = 10,027.38/x
  3. Step 3: Cross multiply
    15,606.66x = 21,537.18 × 10,027.38
  4. Step 4: Simplify right side
    15,606.66x = 215,961,487.99
  5. Step 5: Solve for x
    x = 215,961,487.99/15,606.66
  6. Step 6: Final answer
    x = 13,837.78

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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.