Home / 26,654-39,981.96-10,012.28

Finding the Fourth Proportional to 26,654, 39,981.96 and 10,012.28

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Solution

The fourth proportional to 26,654, 39,981.96 and 10,012.28 is: 15,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654 : 39,981.96 = 10,012.28 : x
  2. Step 2: Convert to fraction form
    26,654/39,981.96 = 10,012.28/x
  3. Step 3: Cross multiply
    26,654x = 39,981.96 × 10,012.28
  4. Step 4: Simplify right side
    26,654x = 400,310,578.47
  5. Step 5: Solve for x
    x = 400,310,578.47/26,654
  6. Step 6: Final answer
    x = 15,018.78

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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.