Home / 27,741.56-38,334.06-19,769.94

Finding the Fourth Proportional to 27,741.56, 38,334.06 and 19,769.94

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Solution

The fourth proportional to 27,741.56, 38,334.06 and 19,769.94 is: 27,318.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,741.56 : 38,334.06 = 19,769.94 : x
  2. Step 2: Convert to fraction form
    27,741.56/38,334.06 = 19,769.94/x
  3. Step 3: Cross multiply
    27,741.56x = 38,334.06 × 19,769.94
  4. Step 4: Simplify right side
    27,741.56x = 757,862,066.16
  5. Step 5: Solve for x
    x = 757,862,066.16/27,741.56
  6. Step 6: Final answer
    x = 27,318.66

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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.