Home / 53,022.64-73,171.28-29,149.72

Finding the Fourth Proportional to 53,022.64, 73,171.28 and 29,149.72

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Solution

The fourth proportional to 53,022.64, 73,171.28 and 29,149.72 is: 40,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,022.64 : 73,171.28 = 29,149.72 : x
  2. Step 2: Convert to fraction form
    53,022.64/73,171.28 = 29,149.72/x
  3. Step 3: Cross multiply
    53,022.64x = 73,171.28 × 29,149.72
  4. Step 4: Simplify right side
    53,022.64x = 2,132,922,324.04
  5. Step 5: Solve for x
    x = 2,132,922,324.04/53,022.64
  6. Step 6: Final answer
    x = 40,226.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.