Home / 59,727.30-89,590.68-28,467.78

Finding the Fourth Proportional to 59,727.30, 89,590.68 and 28,467.78

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Solution

The fourth proportional to 59,727.30, 89,590.68 and 28,467.78 is: 42,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,727.30 : 89,590.68 = 28,467.78 : x
  2. Step 2: Convert to fraction form
    59,727.30/89,590.68 = 28,467.78/x
  3. Step 3: Cross multiply
    59,727.30x = 89,590.68 × 28,467.78
  4. Step 4: Simplify right side
    59,727.30x = 2,550,447,768.29
  5. Step 5: Solve for x
    x = 2,550,447,768.29/59,727.30
  6. Step 6: Final answer
    x = 42,701.54

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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.