Home / 34,919.92-52,363.64-12,717.84

Finding the Fourth Proportional to 34,919.92, 52,363.64 and 12,717.84

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Solution

The fourth proportional to 34,919.92, 52,363.64 and 12,717.84 is: 19,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,919.92 : 52,363.64 = 12,717.84 : x
  2. Step 2: Convert to fraction form
    34,919.92/52,363.64 = 12,717.84/x
  3. Step 3: Cross multiply
    34,919.92x = 52,363.64 × 12,717.84
  4. Step 4: Simplify right side
    34,919.92x = 665,952,395.34
  5. Step 5: Solve for x
    x = 665,952,395.34/34,919.92
  6. Step 6: Final answer
    x = 19,070.85

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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.