Home / 13,589.22-18,727.72-10,600.32

Finding the Fourth Proportional to 13,589.22, 18,727.72 and 10,600.32

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Solution

The fourth proportional to 13,589.22, 18,727.72 and 10,600.32 is: 14,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589.22 : 18,727.72 = 10,600.32 : x
  2. Step 2: Convert to fraction form
    13,589.22/18,727.72 = 10,600.32/x
  3. Step 3: Cross multiply
    13,589.22x = 18,727.72 × 10,600.32
  4. Step 4: Simplify right side
    13,589.22x = 198,519,824.87
  5. Step 5: Solve for x
    x = 198,519,824.87/13,589.22
  6. Step 6: Final answer
    x = 14,608.63

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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.