Home / 51,272.20-76,919.38-15,733.48

Finding the Fourth Proportional to 51,272.20, 76,919.38 and 15,733.48

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Solution

The fourth proportional to 51,272.20, 76,919.38 and 15,733.48 is: 23,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,272.20 : 76,919.38 = 15,733.48 : x
  2. Step 2: Convert to fraction form
    51,272.20/76,919.38 = 15,733.48/x
  3. Step 3: Cross multiply
    51,272.20x = 76,919.38 × 15,733.48
  4. Step 4: Simplify right side
    51,272.20x = 1,210,209,526.84
  5. Step 5: Solve for x
    x = 1,210,209,526.84/51,272.20
  6. Step 6: Final answer
    x = 23,603.62

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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.