Home / 18,600.26-25,669.59-10,644.98

Finding the Fourth Proportional to 18,600.26, 25,669.59 and 10,644.98

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Solution

The fourth proportional to 18,600.26, 25,669.59 and 10,644.98 is: 14,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.26 : 25,669.59 = 10,644.98 : x
  2. Step 2: Convert to fraction form
    18,600.26/25,669.59 = 10,644.98/x
  3. Step 3: Cross multiply
    18,600.26x = 25,669.59 × 10,644.98
  4. Step 4: Simplify right side
    18,600.26x = 273,252,272.16
  5. Step 5: Solve for x
    x = 273,252,272.16/18,600.26
  6. Step 6: Final answer
    x = 14,690.78

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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.