Home / 20,294.10-27,898.32-17,451.06

Finding the Fourth Proportional to 20,294.10, 27,898.32 and 17,451.06

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Solution

The fourth proportional to 20,294.10, 27,898.32 and 17,451.06 is: 23,989.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294.10 : 27,898.32 = 17,451.06 : x
  2. Step 2: Convert to fraction form
    20,294.10/27,898.32 = 17,451.06/x
  3. Step 3: Cross multiply
    20,294.10x = 27,898.32 × 17,451.06
  4. Step 4: Simplify right side
    20,294.10x = 486,855,256.22
  5. Step 5: Solve for x
    x = 486,855,256.22/20,294.10
  6. Step 6: Final answer
    x = 23,989.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.