Home / 18,080.48-27,120.18-17,588

Finding the Fourth Proportional to 18,080.48, 27,120.18 and 17,588

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Solution

The fourth proportional to 18,080.48, 27,120.18 and 17,588 is: 26,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.48 : 27,120.18 = 17,588 : x
  2. Step 2: Convert to fraction form
    18,080.48/27,120.18 = 17,588/x
  3. Step 3: Cross multiply
    18,080.48x = 27,120.18 × 17,588
  4. Step 4: Simplify right side
    18,080.48x = 476,989,725.84
  5. Step 5: Solve for x
    x = 476,989,725.84/18,080.48
  6. Step 6: Final answer
    x = 26,381.47

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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.