Home / 12,841.06-19,267.70-8,898.38

Finding the Fourth Proportional to 12,841.06, 19,267.70 and 8,898.38

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Solution

The fourth proportional to 12,841.06, 19,267.70 and 8,898.38 is: 13,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.06 : 19,267.70 = 8,898.38 : x
  2. Step 2: Convert to fraction form
    12,841.06/19,267.70 = 8,898.38/x
  3. Step 3: Cross multiply
    12,841.06x = 19,267.70 × 8,898.38
  4. Step 4: Simplify right side
    12,841.06x = 171,451,320.00
  5. Step 5: Solve for x
    x = 171,451,320.00/12,841.06
  6. Step 6: Final answer
    x = 13,351.81

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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.