Home / 40,438.69-55,804.64-22,533.31

Finding the Fourth Proportional to 40,438.69, 55,804.64 and 22,533.31

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Solution

The fourth proportional to 40,438.69, 55,804.64 and 22,533.31 is: 31,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438.69 : 55,804.64 = 22,533.31 : x
  2. Step 2: Convert to fraction form
    40,438.69/55,804.64 = 22,533.31/x
  3. Step 3: Cross multiply
    40,438.69x = 55,804.64 × 22,533.31
  4. Step 4: Simplify right side
    40,438.69x = 1,257,463,252.56
  5. Step 5: Solve for x
    x = 1,257,463,252.56/40,438.69
  6. Step 6: Final answer
    x = 31,095.55

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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.