Home / 48,004.40-72,022.38-22,714.78

Finding the Fourth Proportional to 48,004.40, 72,022.38 and 22,714.78

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Solution

The fourth proportional to 48,004.40, 72,022.38 and 22,714.78 is: 34,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.40 : 72,022.38 = 22,714.78 : x
  2. Step 2: Convert to fraction form
    48,004.40/72,022.38 = 22,714.78/x
  3. Step 3: Cross multiply
    48,004.40x = 72,022.38 × 22,714.78
  4. Step 4: Simplify right side
    48,004.40x = 1,635,972,516.78
  5. Step 5: Solve for x
    x = 1,635,972,516.78/48,004.40
  6. Step 6: Final answer
    x = 34,079.64

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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.