Home / 14,286.74-21,463.05-13,696.25

Finding the Fourth Proportional to 14,286.74, 21,463.05 and 13,696.25

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Solution

The fourth proportional to 14,286.74, 21,463.05 and 13,696.25 is: 20,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.74 : 21,463.05 = 13,696.25 : x
  2. Step 2: Convert to fraction form
    14,286.74/21,463.05 = 13,696.25/x
  3. Step 3: Cross multiply
    14,286.74x = 21,463.05 × 13,696.25
  4. Step 4: Simplify right side
    14,286.74x = 293,963,298.56
  5. Step 5: Solve for x
    x = 293,963,298.56/14,286.74
  6. Step 6: Final answer
    x = 20,575.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.