Home / 40,570.36-55,983.90-22,663.96

Finding the Fourth Proportional to 40,570.36, 55,983.90 and 22,663.96

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Solution

The fourth proportional to 40,570.36, 55,983.90 and 22,663.96 is: 31,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,570.36 : 55,983.90 = 22,663.96 : x
  2. Step 2: Convert to fraction form
    40,570.36/55,983.90 = 22,663.96/x
  3. Step 3: Cross multiply
    40,570.36x = 55,983.90 × 22,663.96
  4. Step 4: Simplify right side
    40,570.36x = 1,268,816,870.24
  5. Step 5: Solve for x
    x = 1,268,816,870.24/40,570.36
  6. Step 6: Final answer
    x = 31,274.48

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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.