Home / 55,165.07-82,747.77-15,184.58

Finding the Fourth Proportional to 55,165.07, 82,747.77 and 15,184.58

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Solution

The fourth proportional to 55,165.07, 82,747.77 and 15,184.58 is: 22,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,165.07 : 82,747.77 = 15,184.58 : x
  2. Step 2: Convert to fraction form
    55,165.07/82,747.77 = 15,184.58/x
  3. Step 3: Cross multiply
    55,165.07x = 82,747.77 × 15,184.58
  4. Step 4: Simplify right side
    55,165.07x = 1,256,489,719.65
  5. Step 5: Solve for x
    x = 1,256,489,719.65/55,165.07
  6. Step 6: Final answer
    x = 22,776.91

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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.