Home / 18,769.32-28,160.19-6,295.23

Finding the Fourth Proportional to 18,769.32, 28,160.19 and 6,295.23

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Solution

The fourth proportional to 18,769.32, 28,160.19 and 6,295.23 is: 9,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,769.32 : 28,160.19 = 6,295.23 : x
  2. Step 2: Convert to fraction form
    18,769.32/28,160.19 = 6,295.23/x
  3. Step 3: Cross multiply
    18,769.32x = 28,160.19 × 6,295.23
  4. Step 4: Simplify right side
    18,769.32x = 177,274,872.89
  5. Step 5: Solve for x
    x = 177,274,872.89/18,769.32
  6. Step 6: Final answer
    x = 9,444.93

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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.