Home / 17,659.53-26,438.13-13,752.09

Finding the Fourth Proportional to 17,659.53, 26,438.13 and 13,752.09

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Solution

The fourth proportional to 17,659.53, 26,438.13 and 13,752.09 is: 20,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.53 : 26,438.13 = 13,752.09 : x
  2. Step 2: Convert to fraction form
    17,659.53/26,438.13 = 13,752.09/x
  3. Step 3: Cross multiply
    17,659.53x = 26,438.13 × 13,752.09
  4. Step 4: Simplify right side
    17,659.53x = 363,579,543.19
  5. Step 5: Solve for x
    x = 363,579,543.19/17,659.53
  6. Step 6: Final answer
    x = 20,588.29

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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.