Home / 51,132.30-76,706.77-15,112.41

Finding the Fourth Proportional to 51,132.30, 76,706.77 and 15,112.41

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Solution

The fourth proportional to 51,132.30, 76,706.77 and 15,112.41 is: 22,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,132.30 : 76,706.77 = 15,112.41 : x
  2. Step 2: Convert to fraction form
    51,132.30/76,706.77 = 15,112.41/x
  3. Step 3: Cross multiply
    51,132.30x = 76,706.77 × 15,112.41
  4. Step 4: Simplify right side
    51,132.30x = 1,159,224,486.88
  5. Step 5: Solve for x
    x = 1,159,224,486.88/51,132.30
  6. Step 6: Final answer
    x = 22,671.08

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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.