Home / 16,077.08-22,186.53-8,907.21

Finding the Fourth Proportional to 16,077.08, 22,186.53 and 8,907.21

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Solution

The fourth proportional to 16,077.08, 22,186.53 and 8,907.21 is: 12,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077.08 : 22,186.53 = 8,907.21 : x
  2. Step 2: Convert to fraction form
    16,077.08/22,186.53 = 8,907.21/x
  3. Step 3: Cross multiply
    16,077.08x = 22,186.53 × 8,907.21
  4. Step 4: Simplify right side
    16,077.08x = 197,619,926.41
  5. Step 5: Solve for x
    x = 197,619,926.41/16,077.08
  6. Step 6: Final answer
    x = 12,292.03

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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.