Home / 34,279.83-51,384.87-15,573.20

Finding the Fourth Proportional to 34,279.83, 51,384.87 and 15,573.20

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Solution

The fourth proportional to 34,279.83, 51,384.87 and 15,573.20 is: 23,343.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.83 : 51,384.87 = 15,573.20 : x
  2. Step 2: Convert to fraction form
    34,279.83/51,384.87 = 15,573.20/x
  3. Step 3: Cross multiply
    34,279.83x = 51,384.87 × 15,573.20
  4. Step 4: Simplify right side
    34,279.83x = 800,226,600.56
  5. Step 5: Solve for x
    x = 800,226,600.56/34,279.83
  6. Step 6: Final answer
    x = 23,343.95

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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.