Home / 48,231.22-72,362.19-20,537.14

Finding the Fourth Proportional to 48,231.22, 72,362.19 and 20,537.14

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Solution

The fourth proportional to 48,231.22, 72,362.19 and 20,537.14 is: 30,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,231.22 : 72,362.19 = 20,537.14 : x
  2. Step 2: Convert to fraction form
    48,231.22/72,362.19 = 20,537.14/x
  3. Step 3: Cross multiply
    48,231.22x = 72,362.19 × 20,537.14
  4. Step 4: Simplify right side
    48,231.22x = 1,486,112,426.74
  5. Step 5: Solve for x
    x = 1,486,112,426.74/48,231.22
  6. Step 6: Final answer
    x = 30,812.25

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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.