Home / 34,298.30-51,451.23-10,919.30

Finding the Fourth Proportional to 34,298.30, 51,451.23 and 10,919.30

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Solution

The fourth proportional to 34,298.30, 51,451.23 and 10,919.30 is: 16,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,298.30 : 51,451.23 = 10,919.30 : x
  2. Step 2: Convert to fraction form
    34,298.30/51,451.23 = 10,919.30/x
  3. Step 3: Cross multiply
    34,298.30x = 51,451.23 × 10,919.30
  4. Step 4: Simplify right side
    34,298.30x = 561,811,415.74
  5. Step 5: Solve for x
    x = 561,811,415.74/34,298.30
  6. Step 6: Final answer
    x = 16,380.15

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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.