Home / 51,228.63-76,877.55-17,948.97

Finding the Fourth Proportional to 51,228.63, 76,877.55 and 17,948.97

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Solution

The fourth proportional to 51,228.63, 76,877.55 and 17,948.97 is: 26,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,228.63 : 76,877.55 = 17,948.97 : x
  2. Step 2: Convert to fraction form
    51,228.63/76,877.55 = 17,948.97/x
  3. Step 3: Cross multiply
    51,228.63x = 76,877.55 × 17,948.97
  4. Step 4: Simplify right side
    51,228.63x = 1,379,872,838.62
  5. Step 5: Solve for x
    x = 1,379,872,838.62/51,228.63
  6. Step 6: Final answer
    x = 26,935.58

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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.