Home / 52,902.63-79,317.04-19,613.76

Finding the Fourth Proportional to 52,902.63, 79,317.04 and 19,613.76

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Solution

The fourth proportional to 52,902.63, 79,317.04 and 19,613.76 is: 29,406.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902.63 : 79,317.04 = 19,613.76 : x
  2. Step 2: Convert to fraction form
    52,902.63/79,317.04 = 19,613.76/x
  3. Step 3: Cross multiply
    52,902.63x = 79,317.04 × 19,613.76
  4. Step 4: Simplify right side
    52,902.63x = 1,555,705,337.44
  5. Step 5: Solve for x
    x = 1,555,705,337.44/52,902.63
  6. Step 6: Final answer
    x = 29,406.96

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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.