Home / 45,751.14-68,648.58-25,776.54

Finding the Fourth Proportional to 45,751.14, 68,648.58 and 25,776.54

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Solution

The fourth proportional to 45,751.14, 68,648.58 and 25,776.54 is: 38,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,751.14 : 68,648.58 = 25,776.54 : x
  2. Step 2: Convert to fraction form
    45,751.14/68,648.58 = 25,776.54/x
  3. Step 3: Cross multiply
    45,751.14x = 68,648.58 × 25,776.54
  4. Step 4: Simplify right side
    45,751.14x = 1,769,522,868.31
  5. Step 5: Solve for x
    x = 1,769,522,868.31/45,751.14
  6. Step 6: Final answer
    x = 38,677.13

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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.