Home / 45,744.50-68,582.85-21,716.91

Finding the Fourth Proportional to 45,744.50, 68,582.85 and 21,716.91

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Solution

The fourth proportional to 45,744.50, 68,582.85 and 21,716.91 is: 32,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,744.50 : 68,582.85 = 21,716.91 : x
  2. Step 2: Convert to fraction form
    45,744.50/68,582.85 = 21,716.91/x
  3. Step 3: Cross multiply
    45,744.50x = 68,582.85 × 21,716.91
  4. Step 4: Simplify right side
    45,744.50x = 1,489,407,621.71
  5. Step 5: Solve for x
    x = 1,489,407,621.71/45,744.50
  6. Step 6: Final answer
    x = 32,559.27

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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.