Home / 27,192.24-40,788.36-13,338

Finding the Fourth Proportional to 27,192.24, 40,788.36 and 13,338

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Solution

The fourth proportional to 27,192.24, 40,788.36 and 13,338 is: 20,007

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192.24 : 40,788.36 = 13,338 : x
  2. Step 2: Convert to fraction form
    27,192.24/40,788.36 = 13,338/x
  3. Step 3: Cross multiply
    27,192.24x = 40,788.36 × 13,338
  4. Step 4: Simplify right side
    27,192.24x = 544,035,145.68
  5. Step 5: Solve for x
    x = 544,035,145.68/27,192.24
  6. Step 6: Final answer
    x = 20,007

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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.