Home / 16,108.56-22,231.44-9,824.64

Finding the Fourth Proportional to 16,108.56, 22,231.44 and 9,824.64

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Solution

The fourth proportional to 16,108.56, 22,231.44 and 9,824.64 is: 13,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.56 : 22,231.44 = 9,824.64 : x
  2. Step 2: Convert to fraction form
    16,108.56/22,231.44 = 9,824.64/x
  3. Step 3: Cross multiply
    16,108.56x = 22,231.44 × 9,824.64
  4. Step 4: Simplify right side
    16,108.56x = 218,415,894.68
  5. Step 5: Solve for x
    x = 218,415,894.68/16,108.56
  6. Step 6: Final answer
    x = 13,559.00

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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.