Home / 45,391.20-68,113.44-19,093.92

Finding the Fourth Proportional to 45,391.20, 68,113.44 and 19,093.92

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Solution

The fourth proportional to 45,391.20, 68,113.44 and 19,093.92 is: 28,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,391.20 : 68,113.44 = 19,093.92 : x
  2. Step 2: Convert to fraction form
    45,391.20/68,113.44 = 19,093.92/x
  3. Step 3: Cross multiply
    45,391.20x = 68,113.44 × 19,093.92
  4. Step 4: Simplify right side
    45,391.20x = 1,300,552,574.28
  5. Step 5: Solve for x
    x = 1,300,552,574.28/45,391.20
  6. Step 6: Final answer
    x = 28,652.09

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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.