Home / 27,537.90-38,008.38-18,107.34

Finding the Fourth Proportional to 27,537.90, 38,008.38 and 18,107.34

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Solution

The fourth proportional to 27,537.90, 38,008.38 and 18,107.34 is: 24,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.90 : 38,008.38 = 18,107.34 : x
  2. Step 2: Convert to fraction form
    27,537.90/38,008.38 = 18,107.34/x
  3. Step 3: Cross multiply
    27,537.90x = 38,008.38 × 18,107.34
  4. Step 4: Simplify right side
    27,537.90x = 688,230,659.51
  5. Step 5: Solve for x
    x = 688,230,659.51/27,537.90
  6. Step 6: Final answer
    x = 24,992.13

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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.