Home / 35,965.56-53,922.78-13,760.22

Finding the Fourth Proportional to 35,965.56, 53,922.78 and 13,760.22

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Solution

The fourth proportional to 35,965.56, 53,922.78 and 13,760.22 is: 20,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,965.56 : 53,922.78 = 13,760.22 : x
  2. Step 2: Convert to fraction form
    35,965.56/53,922.78 = 13,760.22/x
  3. Step 3: Cross multiply
    35,965.56x = 53,922.78 × 13,760.22
  4. Step 4: Simplify right side
    35,965.56x = 741,989,315.81
  5. Step 5: Solve for x
    x = 741,989,315.81/35,965.56
  6. Step 6: Final answer
    x = 20,630.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.