Home / 40,880.38-56,419.97-22,975

Finding the Fourth Proportional to 40,880.38, 56,419.97 and 22,975

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Solution

The fourth proportional to 40,880.38, 56,419.97 and 22,975 is: 31,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,880.38 : 56,419.97 = 22,975 : x
  2. Step 2: Convert to fraction form
    40,880.38/56,419.97 = 22,975/x
  3. Step 3: Cross multiply
    40,880.38x = 56,419.97 × 22,975
  4. Step 4: Simplify right side
    40,880.38x = 1,296,248,810.75
  5. Step 5: Solve for x
    x = 1,296,248,810.75/40,880.38
  6. Step 6: Final answer
    x = 31,708.34

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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.