Home / 20,154.11-27,803.00-17,354.75

Finding the Fourth Proportional to 20,154.11, 27,803.00 and 17,354.75

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Solution

The fourth proportional to 20,154.11, 27,803.00 and 17,354.75 is: 23,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154.11 : 27,803.00 = 17,354.75 : x
  2. Step 2: Convert to fraction form
    20,154.11/27,803.00 = 17,354.75/x
  3. Step 3: Cross multiply
    20,154.11x = 27,803.00 × 17,354.75
  4. Step 4: Simplify right side
    20,154.11x = 482,514,027.48
  5. Step 5: Solve for x
    x = 482,514,027.48/20,154.11
  6. Step 6: Final answer
    x = 23,941.22

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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.