Home / 14,249.08-19,645.74-9,204.76

Finding the Fourth Proportional to 14,249.08, 19,645.74 and 9,204.76

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Solution

The fourth proportional to 14,249.08, 19,645.74 and 9,204.76 is: 12,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.08 : 19,645.74 = 9,204.76 : x
  2. Step 2: Convert to fraction form
    14,249.08/19,645.74 = 9,204.76/x
  3. Step 3: Cross multiply
    14,249.08x = 19,645.74 × 9,204.76
  4. Step 4: Simplify right side
    14,249.08x = 180,834,321.72
  5. Step 5: Solve for x
    x = 180,834,321.72/14,249.08
  6. Step 6: Final answer
    x = 12,690.95

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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.