Home / 16,018.12-22,102.32-8,944.57

Finding the Fourth Proportional to 16,018.12, 22,102.32 and 8,944.57

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Solution

The fourth proportional to 16,018.12, 22,102.32 and 8,944.57 is: 12,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.12 : 22,102.32 = 8,944.57 : x
  2. Step 2: Convert to fraction form
    16,018.12/22,102.32 = 8,944.57/x
  3. Step 3: Cross multiply
    16,018.12x = 22,102.32 × 8,944.57
  4. Step 4: Simplify right side
    16,018.12x = 197,695,748.40
  5. Step 5: Solve for x
    x = 197,695,748.40/16,018.12
  6. Step 6: Final answer
    x = 12,342.01

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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.