Home / 40,743-56,228.58-23,979.24

Finding the Fourth Proportional to 40,743, 56,228.58 and 23,979.24

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Solution

The fourth proportional to 40,743, 56,228.58 and 23,979.24 is: 33,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,743 : 56,228.58 = 23,979.24 : x
  2. Step 2: Convert to fraction form
    40,743/56,228.58 = 23,979.24/x
  3. Step 3: Cross multiply
    40,743x = 56,228.58 × 23,979.24
  4. Step 4: Simplify right side
    40,743x = 1,348,318,614.68
  5. Step 5: Solve for x
    x = 1,348,318,614.68/40,743
  6. Step 6: Final answer
    x = 33,093.26

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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.