Home / 26,663.23-39,908.04-19,640.48

Finding the Fourth Proportional to 26,663.23, 39,908.04 and 19,640.48

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Solution

The fourth proportional to 26,663.23, 39,908.04 and 19,640.48 is: 29,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.23 : 39,908.04 = 19,640.48 : x
  2. Step 2: Convert to fraction form
    26,663.23/39,908.04 = 19,640.48/x
  3. Step 3: Cross multiply
    26,663.23x = 39,908.04 × 19,640.48
  4. Step 4: Simplify right side
    26,663.23x = 783,812,898.74
  5. Step 5: Solve for x
    x = 783,812,898.74/26,663.23
  6. Step 6: Final answer
    x = 29,396.78

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1.5x scale

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.