Home / 51,102.56-76,654.18-17,822.50

Finding the Fourth Proportional to 51,102.56, 76,654.18 and 17,822.50

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Solution

The fourth proportional to 51,102.56, 76,654.18 and 17,822.50 is: 26,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.56 : 76,654.18 = 17,822.50 : x
  2. Step 2: Convert to fraction form
    51,102.56/76,654.18 = 17,822.50/x
  3. Step 3: Cross multiply
    51,102.56x = 76,654.18 × 17,822.50
  4. Step 4: Simplify right side
    51,102.56x = 1,366,168,953.69
  5. Step 5: Solve for x
    x = 1,366,168,953.69/51,102.56
  6. Step 6: Final answer
    x = 26,733.86

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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.