Home / 15,490.43-23,236.19-4,960.77

Finding the Fourth Proportional to 15,490.43, 23,236.19 and 4,960.77

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Solution

The fourth proportional to 15,490.43, 23,236.19 and 4,960.77 is: 7,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.43 : 23,236.19 = 4,960.77 : x
  2. Step 2: Convert to fraction form
    15,490.43/23,236.19 = 4,960.77/x
  3. Step 3: Cross multiply
    15,490.43x = 23,236.19 × 4,960.77
  4. Step 4: Simplify right side
    15,490.43x = 115,269,282.33
  5. Step 5: Solve for x
    x = 115,269,282.33/15,490.43
  6. Step 6: Final answer
    x = 7,441.32

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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.