Home / 26,665.76-40,006.06-11,670.21

Finding the Fourth Proportional to 26,665.76, 40,006.06 and 11,670.21

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Solution

The fourth proportional to 26,665.76, 40,006.06 and 11,670.21 is: 17,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.76 : 40,006.06 = 11,670.21 : x
  2. Step 2: Convert to fraction form
    26,665.76/40,006.06 = 11,670.21/x
  3. Step 3: Cross multiply
    26,665.76x = 40,006.06 × 11,670.21
  4. Step 4: Simplify right side
    26,665.76x = 466,879,136.06
  5. Step 5: Solve for x
    x = 466,879,136.06/26,665.76
  6. Step 6: Final answer
    x = 17,508.56

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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.