Home / 14,204.22-19,601.49-8,235.54

Finding the Fourth Proportional to 14,204.22, 19,601.49 and 8,235.54

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Solution

The fourth proportional to 14,204.22, 19,601.49 and 8,235.54 is: 11,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.22 : 19,601.49 = 8,235.54 : x
  2. Step 2: Convert to fraction form
    14,204.22/19,601.49 = 8,235.54/x
  3. Step 3: Cross multiply
    14,204.22x = 19,601.49 × 8,235.54
  4. Step 4: Simplify right side
    14,204.22x = 161,428,854.95
  5. Step 5: Solve for x
    x = 161,428,854.95/14,204.22
  6. Step 6: Final answer
    x = 11,364.85

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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.