Home / 21,895.24-32,815.17-13,994.71

Finding the Fourth Proportional to 21,895.24, 32,815.17 and 13,994.71

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Solution

The fourth proportional to 21,895.24, 32,815.17 and 13,994.71 is: 20,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.24 : 32,815.17 = 13,994.71 : x
  2. Step 2: Convert to fraction form
    21,895.24/32,815.17 = 13,994.71/x
  3. Step 3: Cross multiply
    21,895.24x = 32,815.17 × 13,994.71
  4. Step 4: Simplify right side
    21,895.24x = 459,238,787.75
  5. Step 5: Solve for x
    x = 459,238,787.75/21,895.24
  6. Step 6: Final answer
    x = 20,974.37

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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.