Home / 55,148.43-82,714.80-17,703.66

Finding the Fourth Proportional to 55,148.43, 82,714.80 and 17,703.66

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Solution

The fourth proportional to 55,148.43, 82,714.80 and 17,703.66 is: 26,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,148.43 : 82,714.80 = 17,703.66 : x
  2. Step 2: Convert to fraction form
    55,148.43/82,714.80 = 17,703.66/x
  3. Step 3: Cross multiply
    55,148.43x = 82,714.80 × 17,703.66
  4. Step 4: Simplify right side
    55,148.43x = 1,464,354,696.17
  5. Step 5: Solve for x
    x = 1,464,354,696.17/55,148.43
  6. Step 6: Final answer
    x = 26,552.97

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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.