Home / 40,391.24-55,741.73-22,487.40

Finding the Fourth Proportional to 40,391.24, 55,741.73 and 22,487.40

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Solution

The fourth proportional to 40,391.24, 55,741.73 and 22,487.40 is: 31,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.24 : 55,741.73 = 22,487.40 : x
  2. Step 2: Convert to fraction form
    40,391.24/55,741.73 = 22,487.40/x
  3. Step 3: Cross multiply
    40,391.24x = 55,741.73 × 22,487.40
  4. Step 4: Simplify right side
    40,391.24x = 1,253,486,466.77
  5. Step 5: Solve for x
    x = 1,253,486,466.77/40,391.24
  6. Step 6: Final answer
    x = 31,033.63

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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.