Home / 19,117.32-28,667.07-7,273.30

Finding the Fourth Proportional to 19,117.32, 28,667.07 and 7,273.30

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Solution

The fourth proportional to 19,117.32, 28,667.07 and 7,273.30 is: 10,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.32 : 28,667.07 = 7,273.30 : x
  2. Step 2: Convert to fraction form
    19,117.32/28,667.07 = 7,273.30/x
  3. Step 3: Cross multiply
    19,117.32x = 28,667.07 × 7,273.30
  4. Step 4: Simplify right side
    19,117.32x = 208,504,200.23
  5. Step 5: Solve for x
    x = 208,504,200.23/19,117.32
  6. Step 6: Final answer
    x = 10,906.56

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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.