Home / 34,252.76-51,378.36-15,784.76

Finding the Fourth Proportional to 34,252.76, 51,378.36 and 15,784.76

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Solution

The fourth proportional to 34,252.76, 51,378.36 and 15,784.76 is: 23,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,252.76 : 51,378.36 = 15,784.76 : x
  2. Step 2: Convert to fraction form
    34,252.76/51,378.36 = 15,784.76/x
  3. Step 3: Cross multiply
    34,252.76x = 51,378.36 × 15,784.76
  4. Step 4: Simplify right side
    34,252.76x = 810,995,081.79
  5. Step 5: Solve for x
    x = 810,995,081.79/34,252.76
  6. Step 6: Final answer
    x = 23,676.78

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1.5x scale

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.