Home / 40,274.13-55,580.07-22,370.80

Finding the Fourth Proportional to 40,274.13, 55,580.07 and 22,370.80

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Solution

The fourth proportional to 40,274.13, 55,580.07 and 22,370.80 is: 30,872.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.13 : 55,580.07 = 22,370.80 : x
  2. Step 2: Convert to fraction form
    40,274.13/55,580.07 = 22,370.80/x
  3. Step 3: Cross multiply
    40,274.13x = 55,580.07 × 22,370.80
  4. Step 4: Simplify right side
    40,274.13x = 1,243,370,629.96
  5. Step 5: Solve for x
    x = 1,243,370,629.96/40,274.13
  6. Step 6: Final answer
    x = 30,872.69

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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.