Home / 19,164.45-28,751.01-5,838.65

Finding the Fourth Proportional to 19,164.45, 28,751.01 and 5,838.65

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Solution

The fourth proportional to 19,164.45, 28,751.01 and 5,838.65 is: 8,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.45 : 28,751.01 = 5,838.65 : x
  2. Step 2: Convert to fraction form
    19,164.45/28,751.01 = 5,838.65/x
  3. Step 3: Cross multiply
    19,164.45x = 28,751.01 × 5,838.65
  4. Step 4: Simplify right side
    19,164.45x = 167,867,084.54
  5. Step 5: Solve for x
    x = 167,867,084.54/19,164.45
  6. Step 6: Final answer
    x = 8,759.30

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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.