Home / 36,028.64-54,045.54-13,842

Finding the Fourth Proportional to 36,028.64, 54,045.54 and 13,842

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Solution

The fourth proportional to 36,028.64, 54,045.54 and 13,842 is: 20,763.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.64 : 54,045.54 = 13,842 : x
  2. Step 2: Convert to fraction form
    36,028.64/54,045.54 = 13,842/x
  3. Step 3: Cross multiply
    36,028.64x = 54,045.54 × 13,842
  4. Step 4: Simplify right side
    36,028.64x = 748,098,364.68
  5. Step 5: Solve for x
    x = 748,098,364.68/36,028.64
  6. Step 6: Final answer
    x = 20,763.99

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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.