Home / 38,000.61-57,007.04-11,705.34

Finding the Fourth Proportional to 38,000.61, 57,007.04 and 11,705.34

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Solution

The fourth proportional to 38,000.61, 57,007.04 and 11,705.34 is: 17,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.61 : 57,007.04 = 11,705.34 : x
  2. Step 2: Convert to fraction form
    38,000.61/57,007.04 = 11,705.34/x
  3. Step 3: Cross multiply
    38,000.61x = 57,007.04 × 11,705.34
  4. Step 4: Simplify right side
    38,000.61x = 667,286,785.59
  5. Step 5: Solve for x
    x = 667,286,785.59/38,000.61
  6. Step 6: Final answer
    x = 17,559.90

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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.