Home / 18,669.11-25,761.42-10,600.20

Finding the Fourth Proportional to 18,669.11, 25,761.42 and 10,600.20

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Solution

The fourth proportional to 18,669.11, 25,761.42 and 10,600.20 is: 14,627.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.11 : 25,761.42 = 10,600.20 : x
  2. Step 2: Convert to fraction form
    18,669.11/25,761.42 = 10,600.20/x
  3. Step 3: Cross multiply
    18,669.11x = 25,761.42 × 10,600.20
  4. Step 4: Simplify right side
    18,669.11x = 273,076,204.28
  5. Step 5: Solve for x
    x = 273,076,204.28/18,669.11
  6. Step 6: Final answer
    x = 14,627.17

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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.