Home / 26,491.24-36,590.25-19,806.55

Finding the Fourth Proportional to 26,491.24, 36,590.25 and 19,806.55

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Solution

The fourth proportional to 26,491.24, 36,590.25 and 19,806.55 is: 27,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.24 : 36,590.25 = 19,806.55 : x
  2. Step 2: Convert to fraction form
    26,491.24/36,590.25 = 19,806.55/x
  3. Step 3: Cross multiply
    26,491.24x = 36,590.25 × 19,806.55
  4. Step 4: Simplify right side
    26,491.24x = 724,726,616.14
  5. Step 5: Solve for x
    x = 724,726,616.14/26,491.24
  6. Step 6: Final answer
    x = 27,357.22

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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.