Home / 39,213.52-58,822.84-28,714.96

Finding the Fourth Proportional to 39,213.52, 58,822.84 and 28,714.96

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Solution

The fourth proportional to 39,213.52, 58,822.84 and 28,714.96 is: 43,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,213.52 : 58,822.84 = 28,714.96 : x
  2. Step 2: Convert to fraction form
    39,213.52/58,822.84 = 28,714.96/x
  3. Step 3: Cross multiply
    39,213.52x = 58,822.84 × 28,714.96
  4. Step 4: Simplify right side
    39,213.52x = 1,689,095,497.69
  5. Step 5: Solve for x
    x = 1,689,095,497.69/39,213.52
  6. Step 6: Final answer
    x = 43,074.31

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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.