Home / 19,260.06-28,889.85-6,112.54

Finding the Fourth Proportional to 19,260.06, 28,889.85 and 6,112.54

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Solution

The fourth proportional to 19,260.06, 28,889.85 and 6,112.54 is: 9,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.06 : 28,889.85 = 6,112.54 : x
  2. Step 2: Convert to fraction form
    19,260.06/28,889.85 = 6,112.54/x
  3. Step 3: Cross multiply
    19,260.06x = 28,889.85 × 6,112.54
  4. Step 4: Simplify right side
    19,260.06x = 176,590,363.72
  5. Step 5: Solve for x
    x = 176,590,363.72/19,260.06
  6. Step 6: Final answer
    x = 9,168.73

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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.