Home / 17,766.08-26,640.42-10,372.40

Finding the Fourth Proportional to 17,766.08, 26,640.42 and 10,372.40

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Solution

The fourth proportional to 17,766.08, 26,640.42 and 10,372.40 is: 15,553.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.08 : 26,640.42 = 10,372.40 : x
  2. Step 2: Convert to fraction form
    17,766.08/26,640.42 = 10,372.40/x
  3. Step 3: Cross multiply
    17,766.08x = 26,640.42 × 10,372.40
  4. Step 4: Simplify right side
    17,766.08x = 276,325,092.41
  5. Step 5: Solve for x
    x = 276,325,092.41/17,766.08
  6. Step 6: Final answer
    x = 15,553.52

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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.