Home / 48,187.22-72,287.55-21,898.58

Finding the Fourth Proportional to 48,187.22, 72,287.55 and 21,898.58

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Solution

The fourth proportional to 48,187.22, 72,287.55 and 21,898.58 is: 32,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187.22 : 72,287.55 = 21,898.58 : x
  2. Step 2: Convert to fraction form
    48,187.22/72,287.55 = 21,898.58/x
  3. Step 3: Cross multiply
    48,187.22x = 72,287.55 × 21,898.58
  4. Step 4: Simplify right side
    48,187.22x = 1,582,994,696.68
  5. Step 5: Solve for x
    x = 1,582,994,696.68/48,187.22
  6. Step 6: Final answer
    x = 32,850.92

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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.