Home / 48,686.42-73,021.25-13,617.74

Finding the Fourth Proportional to 48,686.42, 73,021.25 and 13,617.74

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Solution

The fourth proportional to 48,686.42, 73,021.25 and 13,617.74 is: 20,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,686.42 : 73,021.25 = 13,617.74 : x
  2. Step 2: Convert to fraction form
    48,686.42/73,021.25 = 13,617.74/x
  3. Step 3: Cross multiply
    48,686.42x = 73,021.25 × 13,617.74
  4. Step 4: Simplify right side
    48,686.42x = 994,383,963.78
  5. Step 5: Solve for x
    x = 994,383,963.78/48,686.42
  6. Step 6: Final answer
    x = 20,424.26

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1.5x scale

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.