Home / 33,310.86-45,989.01-20,752.62

Finding the Fourth Proportional to 33,310.86, 45,989.01 and 20,752.62

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Solution

The fourth proportional to 33,310.86, 45,989.01 and 20,752.62 is: 28,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.86 : 45,989.01 = 20,752.62 : x
  2. Step 2: Convert to fraction form
    33,310.86/45,989.01 = 20,752.62/x
  3. Step 3: Cross multiply
    33,310.86x = 45,989.01 × 20,752.62
  4. Step 4: Simplify right side
    33,310.86x = 954,392,448.71
  5. Step 5: Solve for x
    x = 954,392,448.71/33,310.86
  6. Step 6: Final answer
    x = 28,651.09

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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.