Home / 38,002.86-57,002.91-11,706.93

Finding the Fourth Proportional to 38,002.86, 57,002.91 and 11,706.93

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Solution

The fourth proportional to 38,002.86, 57,002.91 and 11,706.93 is: 17,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.86 : 57,002.91 = 11,706.93 : x
  2. Step 2: Convert to fraction form
    38,002.86/57,002.91 = 11,706.93/x
  3. Step 3: Cross multiply
    38,002.86x = 57,002.91 × 11,706.93
  4. Step 4: Simplify right side
    38,002.86x = 667,329,077.17
  5. Step 5: Solve for x
    x = 667,329,077.17/38,002.86
  6. Step 6: Final answer
    x = 17,559.97

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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.