Home / 20,362.05-28,112.74-16,594.22

Finding the Fourth Proportional to 20,362.05, 28,112.74 and 16,594.22

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Solution

The fourth proportional to 20,362.05, 28,112.74 and 16,594.22 is: 22,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.05 : 28,112.74 = 16,594.22 : x
  2. Step 2: Convert to fraction form
    20,362.05/28,112.74 = 16,594.22/x
  3. Step 3: Cross multiply
    20,362.05x = 28,112.74 × 16,594.22
  4. Step 4: Simplify right side
    20,362.05x = 466,509,021.16
  5. Step 5: Solve for x
    x = 466,509,021.16/20,362.05
  6. Step 6: Final answer
    x = 22,910.71

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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.