Home / 23,315.06-32,174.38-12,704.77

Finding the Fourth Proportional to 23,315.06, 32,174.38 and 12,704.77

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Solution

The fourth proportional to 23,315.06, 32,174.38 and 12,704.77 is: 17,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.06 : 32,174.38 = 12,704.77 : x
  2. Step 2: Convert to fraction form
    23,315.06/32,174.38 = 12,704.77/x
  3. Step 3: Cross multiply
    23,315.06x = 32,174.38 × 12,704.77
  4. Step 4: Simplify right side
    23,315.06x = 408,768,097.79
  5. Step 5: Solve for x
    x = 408,768,097.79/23,315.06
  6. Step 6: Final answer
    x = 17,532.36

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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.