Home / 25,447.68-38,157.03-10,450.53

Finding the Fourth Proportional to 25,447.68, 38,157.03 and 10,450.53

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Solution

The fourth proportional to 25,447.68, 38,157.03 and 10,450.53 is: 15,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.68 : 38,157.03 = 10,450.53 : x
  2. Step 2: Convert to fraction form
    25,447.68/38,157.03 = 10,450.53/x
  3. Step 3: Cross multiply
    25,447.68x = 38,157.03 × 10,450.53
  4. Step 4: Simplify right side
    25,447.68x = 398,761,186.73
  5. Step 5: Solve for x
    x = 398,761,186.73/25,447.68
  6. Step 6: Final answer
    x = 15,669.84

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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.