Home / 52,705.65-79,068.24-16,691.19

Finding the Fourth Proportional to 52,705.65, 79,068.24 and 16,691.19

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Solution

The fourth proportional to 52,705.65, 79,068.24 and 16,691.19 is: 25,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,705.65 : 79,068.24 = 16,691.19 : x
  2. Step 2: Convert to fraction form
    52,705.65/79,068.24 = 16,691.19/x
  3. Step 3: Cross multiply
    52,705.65x = 79,068.24 × 16,691.19
  4. Step 4: Simplify right side
    52,705.65x = 1,319,743,016.81
  5. Step 5: Solve for x
    x = 1,319,743,016.81/52,705.65
  6. Step 6: Final answer
    x = 25,039.88

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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.