Home / 16,041.38-22,137.10-8,967.98

Finding the Fourth Proportional to 16,041.38, 22,137.10 and 8,967.98

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Solution

The fourth proportional to 16,041.38, 22,137.10 and 8,967.98 is: 12,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,041.38 : 22,137.10 = 8,967.98 : x
  2. Step 2: Convert to fraction form
    16,041.38/22,137.10 = 8,967.98/x
  3. Step 3: Cross multiply
    16,041.38x = 22,137.10 × 8,967.98
  4. Step 4: Simplify right side
    16,041.38x = 198,525,102.98
  5. Step 5: Solve for x
    x = 198,525,102.98/16,041.38
  6. Step 6: Final answer
    x = 12,375.82

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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.