Home / 40,771.83-56,241.23-25,640.49

Finding the Fourth Proportional to 40,771.83, 56,241.23 and 25,640.49

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Solution

The fourth proportional to 40,771.83, 56,241.23 and 25,640.49 is: 35,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,771.83 : 56,241.23 = 25,640.49 : x
  2. Step 2: Convert to fraction form
    40,771.83/56,241.23 = 25,640.49/x
  3. Step 3: Cross multiply
    40,771.83x = 56,241.23 × 25,640.49
  4. Step 4: Simplify right side
    40,771.83x = 1,442,052,695.40
  5. Step 5: Solve for x
    x = 1,442,052,695.40/40,771.83
  6. Step 6: Final answer
    x = 35,368.85

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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.