Home / 30,742.56-46,150.29-25,872.84

Finding the Fourth Proportional to 30,742.56, 46,150.29 and 25,872.84

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Solution

The fourth proportional to 30,742.56, 46,150.29 and 25,872.84 is: 38,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742.56 : 46,150.29 = 25,872.84 : x
  2. Step 2: Convert to fraction form
    30,742.56/46,150.29 = 25,872.84/x
  3. Step 3: Cross multiply
    30,742.56x = 46,150.29 × 25,872.84
  4. Step 4: Simplify right side
    30,742.56x = 1,194,039,069.12
  5. Step 5: Solve for x
    x = 1,194,039,069.12/30,742.56
  6. Step 6: Final answer
    x = 38,839.94

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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.