Home / 20,592.59-28,399.41-16,056.38

Finding the Fourth Proportional to 20,592.59, 28,399.41 and 16,056.38

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Solution

The fourth proportional to 20,592.59, 28,399.41 and 16,056.38 is: 22,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592.59 : 28,399.41 = 16,056.38 : x
  2. Step 2: Convert to fraction form
    20,592.59/28,399.41 = 16,056.38/x
  3. Step 3: Cross multiply
    20,592.59x = 28,399.41 × 16,056.38
  4. Step 4: Simplify right side
    20,592.59x = 455,991,576.74
  5. Step 5: Solve for x
    x = 455,991,576.74/20,592.59
  6. Step 6: Final answer
    x = 22,143.48

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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.