Home / 27,176.85-40,772.97-9,648.45

Finding the Fourth Proportional to 27,176.85, 40,772.97 and 9,648.45

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Solution

The fourth proportional to 27,176.85, 40,772.97 and 9,648.45 is: 14,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.85 : 40,772.97 = 9,648.45 : x
  2. Step 2: Convert to fraction form
    27,176.85/40,772.97 = 9,648.45/x
  3. Step 3: Cross multiply
    27,176.85x = 40,772.97 × 9,648.45
  4. Step 4: Simplify right side
    27,176.85x = 393,395,962.40
  5. Step 5: Solve for x
    x = 393,395,962.40/27,176.85
  6. Step 6: Final answer
    x = 14,475.41

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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.