Home / 48,665.22-73,005.30-20,585.31

Finding the Fourth Proportional to 48,665.22, 73,005.30 and 20,585.31

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Solution

The fourth proportional to 48,665.22, 73,005.30 and 20,585.31 is: 30,881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,665.22 : 73,005.30 = 20,585.31 : x
  2. Step 2: Convert to fraction form
    48,665.22/73,005.30 = 20,585.31/x
  3. Step 3: Cross multiply
    48,665.22x = 73,005.30 × 20,585.31
  4. Step 4: Simplify right side
    48,665.22x = 1,502,836,732.14
  5. Step 5: Solve for x
    x = 1,502,836,732.14/48,665.22
  6. Step 6: Final answer
    x = 30,881.12

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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.