Home / 38,255.74-57,383.62-11,960.72

Finding the Fourth Proportional to 38,255.74, 57,383.62 and 11,960.72

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Solution

The fourth proportional to 38,255.74, 57,383.62 and 11,960.72 is: 17,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.74 : 57,383.62 = 11,960.72 : x
  2. Step 2: Convert to fraction form
    38,255.74/57,383.62 = 11,960.72/x
  3. Step 3: Cross multiply
    38,255.74x = 57,383.62 × 11,960.72
  4. Step 4: Simplify right side
    38,255.74x = 686,349,411.41
  5. Step 5: Solve for x
    x = 686,349,411.41/38,255.74
  6. Step 6: Final answer
    x = 17,941.08

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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.