Home / 14,205.27-19,603.08-8,236.79

Finding the Fourth Proportional to 14,205.27, 19,603.08 and 8,236.79

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Solution

The fourth proportional to 14,205.27, 19,603.08 and 8,236.79 is: 11,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.27 : 19,603.08 = 8,236.79 : x
  2. Step 2: Convert to fraction form
    14,205.27/19,603.08 = 8,236.79/x
  3. Step 3: Cross multiply
    14,205.27x = 19,603.08 × 8,236.79
  4. Step 4: Simplify right side
    14,205.27x = 161,466,355.30
  5. Step 5: Solve for x
    x = 161,466,355.30/14,205.27
  6. Step 6: Final answer
    x = 11,366.65

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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.