Home / 35,382.26-48,821.95-20,272.01

Finding the Fourth Proportional to 35,382.26, 48,821.95 and 20,272.01

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Solution

The fourth proportional to 35,382.26, 48,821.95 and 20,272.01 is: 27,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,382.26 : 48,821.95 = 20,272.01 : x
  2. Step 2: Convert to fraction form
    35,382.26/48,821.95 = 20,272.01/x
  3. Step 3: Cross multiply
    35,382.26x = 48,821.95 × 20,272.01
  4. Step 4: Simplify right side
    35,382.26x = 989,719,058.62
  5. Step 5: Solve for x
    x = 989,719,058.62/35,382.26
  6. Step 6: Final answer
    x = 27,972.18

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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.