Home / 52,306.56-78,479.16-19,029.24

Finding the Fourth Proportional to 52,306.56, 78,479.16 and 19,029.24

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Solution

The fourth proportional to 52,306.56, 78,479.16 and 19,029.24 is: 28,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306.56 : 78,479.16 = 19,029.24 : x
  2. Step 2: Convert to fraction form
    52,306.56/78,479.16 = 19,029.24/x
  3. Step 3: Cross multiply
    52,306.56x = 78,479.16 × 19,029.24
  4. Step 4: Simplify right side
    52,306.56x = 1,493,398,770.64
  5. Step 5: Solve for x
    x = 1,493,398,770.64/52,306.56
  6. Step 6: Final answer
    x = 28,550.89

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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.