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Finding the Fourth Proportional to 32,482.65, 48,720.77 and 22,019.88

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Solution

The fourth proportional to 32,482.65, 48,720.77 and 22,019.88 is: 33,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,482.65 : 48,720.77 = 22,019.88 : x
  2. Step 2: Convert to fraction form
    32,482.65/48,720.77 = 22,019.88/x
  3. Step 3: Cross multiply
    32,482.65x = 48,720.77 × 22,019.88
  4. Step 4: Simplify right side
    32,482.65x = 1,072,825,508.91
  5. Step 5: Solve for x
    x = 1,072,825,508.91/32,482.65
  6. Step 6: Final answer
    x = 33,027.65

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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.