Home / 40,208.96-55,490.72-22,305.93

Finding the Fourth Proportional to 40,208.96, 55,490.72 and 22,305.93

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Solution

The fourth proportional to 40,208.96, 55,490.72 and 22,305.93 is: 30,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,208.96 : 55,490.72 = 22,305.93 : x
  2. Step 2: Convert to fraction form
    40,208.96/55,490.72 = 22,305.93/x
  3. Step 3: Cross multiply
    40,208.96x = 55,490.72 × 22,305.93
  4. Step 4: Simplify right side
    40,208.96x = 1,237,772,004.44
  5. Step 5: Solve for x
    x = 1,237,772,004.44/40,208.96
  6. Step 6: Final answer
    x = 30,783.49

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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.