Home / 45,868.24-68,806-19,573.20

Finding the Fourth Proportional to 45,868.24, 68,806 and 19,573.20

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Solution

The fourth proportional to 45,868.24, 68,806 and 19,573.20 is: 29,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.24 : 68,806 = 19,573.20 : x
  2. Step 2: Convert to fraction form
    45,868.24/68,806 = 19,573.20/x
  3. Step 3: Cross multiply
    45,868.24x = 68,806 × 19,573.20
  4. Step 4: Simplify right side
    45,868.24x = 1,346,753,599.20
  5. Step 5: Solve for x
    x = 1,346,753,599.20/45,868.24
  6. Step 6: Final answer
    x = 29,361.35

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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.