Home / 53,604.60-80,388.32-22,005.69

Finding the Fourth Proportional to 53,604.60, 80,388.32 and 22,005.69

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Solution

The fourth proportional to 53,604.60, 80,388.32 and 22,005.69 is: 33,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.60 : 80,388.32 = 22,005.69 : x
  2. Step 2: Convert to fraction form
    53,604.60/80,388.32 = 22,005.69/x
  3. Step 3: Cross multiply
    53,604.60x = 80,388.32 × 22,005.69
  4. Step 4: Simplify right side
    53,604.60x = 1,769,000,339.51
  5. Step 5: Solve for x
    x = 1,769,000,339.51/53,604.60
  6. Step 6: Final answer
    x = 33,000.91

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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.