Home / 12,841.25-19,263.50-4,409.40

Finding the Fourth Proportional to 12,841.25, 19,263.50 and 4,409.40

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Solution

The fourth proportional to 12,841.25, 19,263.50 and 4,409.40 is: 6,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.25 : 19,263.50 = 4,409.40 : x
  2. Step 2: Convert to fraction form
    12,841.25/19,263.50 = 4,409.40/x
  3. Step 3: Cross multiply
    12,841.25x = 19,263.50 × 4,409.40
  4. Step 4: Simplify right side
    12,841.25x = 84,940,476.90
  5. Step 5: Solve for x
    x = 84,940,476.90/12,841.25
  6. Step 6: Final answer
    x = 6,614.66

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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.