Home / 51,086.70-76,638.06-26,113.14

Finding the Fourth Proportional to 51,086.70, 76,638.06 and 26,113.14

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Solution

The fourth proportional to 51,086.70, 76,638.06 and 26,113.14 is: 39,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,086.70 : 76,638.06 = 26,113.14 : x
  2. Step 2: Convert to fraction form
    51,086.70/76,638.06 = 26,113.14/x
  3. Step 3: Cross multiply
    51,086.70x = 76,638.06 × 26,113.14
  4. Step 4: Simplify right side
    51,086.70x = 2,001,260,390.11
  5. Step 5: Solve for x
    x = 2,001,260,390.11/51,086.70
  6. Step 6: Final answer
    x = 39,173.80

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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.