Home / 32,919.23-45,429.69-18,582.54

Finding the Fourth Proportional to 32,919.23, 45,429.69 and 18,582.54

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Solution

The fourth proportional to 32,919.23, 45,429.69 and 18,582.54 is: 25,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919.23 : 45,429.69 = 18,582.54 : x
  2. Step 2: Convert to fraction form
    32,919.23/45,429.69 = 18,582.54/x
  3. Step 3: Cross multiply
    32,919.23x = 45,429.69 × 18,582.54
  4. Step 4: Simplify right side
    32,919.23x = 844,198,930.94
  5. Step 5: Solve for x
    x = 844,198,930.94/32,919.23
  6. Step 6: Final answer
    x = 25,644.55

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1.5x scale

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.