Home / 45,621.82-62,923.42-39,259.13

Finding the Fourth Proportional to 45,621.82, 62,923.42 and 39,259.13

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Solution

The fourth proportional to 45,621.82, 62,923.42 and 39,259.13 is: 54,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,621.82 : 62,923.42 = 39,259.13 : x
  2. Step 2: Convert to fraction form
    45,621.82/62,923.42 = 39,259.13/x
  3. Step 3: Cross multiply
    45,621.82x = 62,923.42 × 39,259.13
  4. Step 4: Simplify right side
    45,621.82x = 2,470,318,725.82
  5. Step 5: Solve for x
    x = 2,470,318,725.82/45,621.82
  6. Step 6: Final answer
    x = 54,147.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.