Home / 32,620.98-48,929.88-19,119.66

Finding the Fourth Proportional to 32,620.98, 48,929.88 and 19,119.66

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Solution

The fourth proportional to 32,620.98, 48,929.88 and 19,119.66 is: 28,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,620.98 : 48,929.88 = 19,119.66 : x
  2. Step 2: Convert to fraction form
    32,620.98/48,929.88 = 19,119.66/x
  3. Step 3: Cross multiply
    32,620.98x = 48,929.88 × 19,119.66
  4. Step 4: Simplify right side
    32,620.98x = 935,522,669.44
  5. Step 5: Solve for x
    x = 935,522,669.44/32,620.98
  6. Step 6: Final answer
    x = 28,678.56

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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.