Home / 16,571.43-24,857.15-13,643.58

Finding the Fourth Proportional to 16,571.43, 24,857.15 and 13,643.58

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Solution

The fourth proportional to 16,571.43, 24,857.15 and 13,643.58 is: 20,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,571.43 : 24,857.15 = 13,643.58 : x
  2. Step 2: Convert to fraction form
    16,571.43/24,857.15 = 13,643.58/x
  3. Step 3: Cross multiply
    16,571.43x = 24,857.15 × 13,643.58
  4. Step 4: Simplify right side
    16,571.43x = 339,140,446.38
  5. Step 5: Solve for x
    x = 339,140,446.38/16,571.43
  6. Step 6: Final answer
    x = 20,465.37

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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.