Home / 14,465.25-19,963.94-8,177.63

Finding the Fourth Proportional to 14,465.25, 19,963.94 and 8,177.63

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Solution

The fourth proportional to 14,465.25, 19,963.94 and 8,177.63 is: 11,286.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.25 : 19,963.94 = 8,177.63 : x
  2. Step 2: Convert to fraction form
    14,465.25/19,963.94 = 8,177.63/x
  3. Step 3: Cross multiply
    14,465.25x = 19,963.94 × 8,177.63
  4. Step 4: Simplify right side
    14,465.25x = 163,257,573.95
  5. Step 5: Solve for x
    x = 163,257,573.95/14,465.25
  6. Step 6: Final answer
    x = 11,286.19

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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.