Home / 36,154.38-49,892.54-20,238.81

Finding the Fourth Proportional to 36,154.38, 49,892.54 and 20,238.81

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Solution

The fourth proportional to 36,154.38, 49,892.54 and 20,238.81 is: 27,929.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.38 : 49,892.54 = 20,238.81 : x
  2. Step 2: Convert to fraction form
    36,154.38/49,892.54 = 20,238.81/x
  3. Step 3: Cross multiply
    36,154.38x = 49,892.54 × 20,238.81
  4. Step 4: Simplify right side
    36,154.38x = 1,009,765,536.28
  5. Step 5: Solve for x
    x = 1,009,765,536.28/36,154.38
  6. Step 6: Final answer
    x = 27,929.27

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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.