Home / 16,185.65-22,336.63-9,112.32

Finding the Fourth Proportional to 16,185.65, 22,336.63 and 9,112.32

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Solution

The fourth proportional to 16,185.65, 22,336.63 and 9,112.32 is: 12,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185.65 : 22,336.63 = 9,112.32 : x
  2. Step 2: Convert to fraction form
    16,185.65/22,336.63 = 9,112.32/x
  3. Step 3: Cross multiply
    16,185.65x = 22,336.63 × 9,112.32
  4. Step 4: Simplify right side
    16,185.65x = 203,538,497.50
  5. Step 5: Solve for x
    x = 203,538,497.50/16,185.65
  6. Step 6: Final answer
    x = 12,575.25

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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.