Home / 16,426.42-24,669.19-15,107.78

Finding the Fourth Proportional to 16,426.42, 24,669.19 and 15,107.78

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Solution

The fourth proportional to 16,426.42, 24,669.19 and 15,107.78 is: 22,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.42 : 24,669.19 = 15,107.78 : x
  2. Step 2: Convert to fraction form
    16,426.42/24,669.19 = 15,107.78/x
  3. Step 3: Cross multiply
    16,426.42x = 24,669.19 × 15,107.78
  4. Step 4: Simplify right side
    16,426.42x = 372,696,796.02
  5. Step 5: Solve for x
    x = 372,696,796.02/16,426.42
  6. Step 6: Final answer
    x = 22,688.86

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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.