Home / 14,608.94-20,160.05-8,235.45

Finding the Fourth Proportional to 14,608.94, 20,160.05 and 8,235.45

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Solution

The fourth proportional to 14,608.94, 20,160.05 and 8,235.45 is: 11,364.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.94 : 20,160.05 = 8,235.45 : x
  2. Step 2: Convert to fraction form
    14,608.94/20,160.05 = 8,235.45/x
  3. Step 3: Cross multiply
    14,608.94x = 20,160.05 × 8,235.45
  4. Step 4: Simplify right side
    14,608.94x = 166,027,042.60
  5. Step 5: Solve for x
    x = 166,027,042.60/14,608.94
  6. Step 6: Final answer
    x = 11,364.76

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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.