Home / 45,741.87-68,622.42-15,758.83

Finding the Fourth Proportional to 45,741.87, 68,622.42 and 15,758.83

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Solution

The fourth proportional to 45,741.87, 68,622.42 and 15,758.83 is: 23,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,741.87 : 68,622.42 = 15,758.83 : x
  2. Step 2: Convert to fraction form
    45,741.87/68,622.42 = 15,758.83/x
  3. Step 3: Cross multiply
    45,741.87x = 68,622.42 × 15,758.83
  4. Step 4: Simplify right side
    45,741.87x = 1,081,409,078.16
  5. Step 5: Solve for x
    x = 1,081,409,078.16/45,741.87
  6. Step 6: Final answer
    x = 23,641.56

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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.