Home / 40,243.91-55,533.96-22,338.90

Finding the Fourth Proportional to 40,243.91, 55,533.96 and 22,338.90

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Solution

The fourth proportional to 40,243.91, 55,533.96 and 22,338.90 is: 30,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.91 : 55,533.96 = 22,338.90 : x
  2. Step 2: Convert to fraction form
    40,243.91/55,533.96 = 22,338.90/x
  3. Step 3: Cross multiply
    40,243.91x = 55,533.96 × 22,338.90
  4. Step 4: Simplify right side
    40,243.91x = 1,240,567,579.04
  5. Step 5: Solve for x
    x = 1,240,567,579.04/40,243.91
  6. Step 6: Final answer
    x = 30,826.22

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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.