Home / 40,815.74-56,322.60-22,907.29

Finding the Fourth Proportional to 40,815.74, 56,322.60 and 22,907.29

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Solution

The fourth proportional to 40,815.74, 56,322.60 and 22,907.29 is: 31,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,815.74 : 56,322.60 = 22,907.29 : x
  2. Step 2: Convert to fraction form
    40,815.74/56,322.60 = 22,907.29/x
  3. Step 3: Cross multiply
    40,815.74x = 56,322.60 × 22,907.29
  4. Step 4: Simplify right side
    40,815.74x = 1,290,197,907.95
  5. Step 5: Solve for x
    x = 1,290,197,907.95/40,815.74
  6. Step 6: Final answer
    x = 31,610.30

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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.