Home / 26,653.05-36,781.78-14,717.14

Finding the Fourth Proportional to 26,653.05, 36,781.78 and 14,717.14

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Solution

The fourth proportional to 26,653.05, 36,781.78 and 14,717.14 is: 20,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.05 : 36,781.78 = 14,717.14 : x
  2. Step 2: Convert to fraction form
    26,653.05/36,781.78 = 14,717.14/x
  3. Step 3: Cross multiply
    26,653.05x = 36,781.78 × 14,717.14
  4. Step 4: Simplify right side
    26,653.05x = 541,322,421.80
  5. Step 5: Solve for x
    x = 541,322,421.80/26,653.05
  6. Step 6: Final answer
    x = 20,309.96

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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.