Home / 38,256.56-57,391.32-11,956.13

Finding the Fourth Proportional to 38,256.56, 57,391.32 and 11,956.13

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Solution

The fourth proportional to 38,256.56, 57,391.32 and 11,956.13 is: 17,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.56 : 57,391.32 = 11,956.13 : x
  2. Step 2: Convert to fraction form
    38,256.56/57,391.32 = 11,956.13/x
  3. Step 3: Cross multiply
    38,256.56x = 57,391.32 × 11,956.13
  4. Step 4: Simplify right side
    38,256.56x = 686,178,082.79
  5. Step 5: Solve for x
    x = 686,178,082.79/38,256.56
  6. Step 6: Final answer
    x = 17,936.22

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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.