Home / 57,274.24-85,928-25,677.28

Finding the Fourth Proportional to 57,274.24, 85,928 and 25,677.28

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Solution

The fourth proportional to 57,274.24, 85,928 and 25,677.28 is: 38,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,274.24 : 85,928 = 25,677.28 : x
  2. Step 2: Convert to fraction form
    57,274.24/85,928 = 25,677.28/x
  3. Step 3: Cross multiply
    57,274.24x = 85,928 × 25,677.28
  4. Step 4: Simplify right side
    57,274.24x = 2,206,397,315.84
  5. Step 5: Solve for x
    x = 2,206,397,315.84/57,274.24
  6. Step 6: Final answer
    x = 38,523.38

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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.