Home / 35,894.97-53,839.38-21,851.35

Finding the Fourth Proportional to 35,894.97, 53,839.38 and 21,851.35

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Solution

The fourth proportional to 35,894.97, 53,839.38 and 21,851.35 is: 32,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,894.97 : 53,839.38 = 21,851.35 : x
  2. Step 2: Convert to fraction form
    35,894.97/53,839.38 = 21,851.35/x
  3. Step 3: Cross multiply
    35,894.97x = 53,839.38 × 21,851.35
  4. Step 4: Simplify right side
    35,894.97x = 1,176,463,121.52
  5. Step 5: Solve for x
    x = 1,176,463,121.52/35,894.97
  6. Step 6: Final answer
    x = 32,775.15

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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.