Home / 14,453.39-19,944.06-8,165.76

Finding the Fourth Proportional to 14,453.39, 19,944.06 and 8,165.76

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Solution

The fourth proportional to 14,453.39, 19,944.06 and 8,165.76 is: 11,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.39 : 19,944.06 = 8,165.76 : x
  2. Step 2: Convert to fraction form
    14,453.39/19,944.06 = 8,165.76/x
  3. Step 3: Cross multiply
    14,453.39x = 19,944.06 × 8,165.76
  4. Step 4: Simplify right side
    14,453.39x = 162,858,407.39
  5. Step 5: Solve for x
    x = 162,858,407.39/14,453.39
  6. Step 6: Final answer
    x = 11,267.84

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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.