Home / 45,595.11-62,919.61-28,608.51

Finding the Fourth Proportional to 45,595.11, 62,919.61 and 28,608.51

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Solution

The fourth proportional to 45,595.11, 62,919.61 and 28,608.51 is: 39,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,595.11 : 62,919.61 = 28,608.51 : x
  2. Step 2: Convert to fraction form
    45,595.11/62,919.61 = 28,608.51/x
  3. Step 3: Cross multiply
    45,595.11x = 62,919.61 × 28,608.51
  4. Step 4: Simplify right side
    45,595.11x = 1,800,036,291.88
  5. Step 5: Solve for x
    x = 1,800,036,291.88/45,595.11
  6. Step 6: Final answer
    x = 39,478.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.