Home / 45,845.20-68,774.92-19,550

Finding the Fourth Proportional to 45,845.20, 68,774.92 and 19,550

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Solution

The fourth proportional to 45,845.20, 68,774.92 and 19,550 is: 29,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,845.20 : 68,774.92 = 19,550 : x
  2. Step 2: Convert to fraction form
    45,845.20/68,774.92 = 19,550/x
  3. Step 3: Cross multiply
    45,845.20x = 68,774.92 × 19,550
  4. Step 4: Simplify right side
    45,845.20x = 1,344,549,686
  5. Step 5: Solve for x
    x = 1,344,549,686/45,845.20
  6. Step 6: Final answer
    x = 29,328.04

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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.