Home / 16,268.57-22,462.20-12,860.49

Finding the Fourth Proportional to 16,268.57, 22,462.20 and 12,860.49

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Solution

The fourth proportional to 16,268.57, 22,462.20 and 12,860.49 is: 17,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,268.57 : 22,462.20 = 12,860.49 : x
  2. Step 2: Convert to fraction form
    16,268.57/22,462.20 = 12,860.49/x
  3. Step 3: Cross multiply
    16,268.57x = 22,462.20 × 12,860.49
  4. Step 4: Simplify right side
    16,268.57x = 288,874,898.48
  5. Step 5: Solve for x
    x = 288,874,898.48/16,268.57
  6. Step 6: Final answer
    x = 17,756.63

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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.