Home / 40,382.58-55,727.96-22,477.20

Finding the Fourth Proportional to 40,382.58, 55,727.96 and 22,477.20

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Solution

The fourth proportional to 40,382.58, 55,727.96 and 22,477.20 is: 31,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.58 : 55,727.96 = 22,477.20 : x
  2. Step 2: Convert to fraction form
    40,382.58/55,727.96 = 22,477.20/x
  3. Step 3: Cross multiply
    40,382.58x = 55,727.96 × 22,477.20
  4. Step 4: Simplify right side
    40,382.58x = 1,252,608,502.51
  5. Step 5: Solve for x
    x = 1,252,608,502.51/40,382.58
  6. Step 6: Final answer
    x = 31,018.54

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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.