Home / 18,600.72-25,669.44-10,217.40

Finding the Fourth Proportional to 18,600.72, 25,669.44 and 10,217.40

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Solution

The fourth proportional to 18,600.72, 25,669.44 and 10,217.40 is: 14,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.72 : 25,669.44 = 10,217.40 : x
  2. Step 2: Convert to fraction form
    18,600.72/25,669.44 = 10,217.40/x
  3. Step 3: Cross multiply
    18,600.72x = 25,669.44 × 10,217.40
  4. Step 4: Simplify right side
    18,600.72x = 262,274,936.26
  5. Step 5: Solve for x
    x = 262,274,936.26/18,600.72
  6. Step 6: Final answer
    x = 14,100.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.