Home / 28,194.37-42,295.44-9,475.86

Finding the Fourth Proportional to 28,194.37, 42,295.44 and 9,475.86

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Solution

The fourth proportional to 28,194.37, 42,295.44 and 9,475.86 is: 14,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.37 : 42,295.44 = 9,475.86 : x
  2. Step 2: Convert to fraction form
    28,194.37/42,295.44 = 9,475.86/x
  3. Step 3: Cross multiply
    28,194.37x = 42,295.44 × 9,475.86
  4. Step 4: Simplify right side
    28,194.37x = 400,785,624.31
  5. Step 5: Solve for x
    x = 400,785,624.31/28,194.37
  6. Step 6: Final answer
    x = 14,215.09

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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.