Home / 19,236.25-28,856.67-5,907.49

Finding the Fourth Proportional to 19,236.25, 28,856.67 and 5,907.49

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Solution

The fourth proportional to 19,236.25, 28,856.67 and 5,907.49 is: 8,861.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.25 : 28,856.67 = 5,907.49 : x
  2. Step 2: Convert to fraction form
    19,236.25/28,856.67 = 5,907.49/x
  3. Step 3: Cross multiply
    19,236.25x = 28,856.67 × 5,907.49
  4. Step 4: Simplify right side
    19,236.25x = 170,470,489.46
  5. Step 5: Solve for x
    x = 170,470,489.46/19,236.25
  6. Step 6: Final answer
    x = 8,861.94

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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.