Home / 45,447.49-68,202.37-15,865.33

Finding the Fourth Proportional to 45,447.49, 68,202.37 and 15,865.33

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Solution

The fourth proportional to 45,447.49, 68,202.37 and 15,865.33 is: 23,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.49 : 68,202.37 = 15,865.33 : x
  2. Step 2: Convert to fraction form
    45,447.49/68,202.37 = 15,865.33/x
  3. Step 3: Cross multiply
    45,447.49x = 68,202.37 × 15,865.33
  4. Step 4: Simplify right side
    45,447.49x = 1,082,053,106.83
  5. Step 5: Solve for x
    x = 1,082,053,106.83/45,447.49
  6. Step 6: Final answer
    x = 23,808.86

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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.