Home / 23,730.76-32,745.60-13,118.94

Finding the Fourth Proportional to 23,730.76, 32,745.60 and 13,118.94

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Solution

The fourth proportional to 23,730.76, 32,745.60 and 13,118.94 is: 18,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.76 : 32,745.60 = 13,118.94 : x
  2. Step 2: Convert to fraction form
    23,730.76/32,745.60 = 13,118.94/x
  3. Step 3: Cross multiply
    23,730.76x = 32,745.60 × 13,118.94
  4. Step 4: Simplify right side
    23,730.76x = 429,587,561.66
  5. Step 5: Solve for x
    x = 429,587,561.66/23,730.76
  6. Step 6: Final answer
    x = 18,102.56

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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.