Home / 16,077.88-22,186.80-9,004.16

Finding the Fourth Proportional to 16,077.88, 22,186.80 and 9,004.16

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Solution

The fourth proportional to 16,077.88, 22,186.80 and 9,004.16 is: 12,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077.88 : 22,186.80 = 9,004.16 : x
  2. Step 2: Convert to fraction form
    16,077.88/22,186.80 = 9,004.16/x
  3. Step 3: Cross multiply
    16,077.88x = 22,186.80 × 9,004.16
  4. Step 4: Simplify right side
    16,077.88x = 199,773,497.09
  5. Step 5: Solve for x
    x = 199,773,497.09/16,077.88
  6. Step 6: Final answer
    x = 12,425.36

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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.