Home / 45,363.76-68,024.04-17,285.20

Finding the Fourth Proportional to 45,363.76, 68,024.04 and 17,285.20

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Solution

The fourth proportional to 45,363.76, 68,024.04 and 17,285.20 is: 25,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,363.76 : 68,024.04 = 17,285.20 : x
  2. Step 2: Convert to fraction form
    45,363.76/68,024.04 = 17,285.20/x
  3. Step 3: Cross multiply
    45,363.76x = 68,024.04 × 17,285.20
  4. Step 4: Simplify right side
    45,363.76x = 1,175,809,136.21
  5. Step 5: Solve for x
    x = 1,175,809,136.21/45,363.76
  6. Step 6: Final answer
    x = 25,919.57

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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.