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Finding the Fourth Proportional to 32,583.57, 48,879.45 and 13,860.11

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Solution

The fourth proportional to 32,583.57, 48,879.45 and 13,860.11 is: 20,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,583.57 : 48,879.45 = 13,860.11 : x
  2. Step 2: Convert to fraction form
    32,583.57/48,879.45 = 13,860.11/x
  3. Step 3: Cross multiply
    32,583.57x = 48,879.45 × 13,860.11
  4. Step 4: Simplify right side
    32,583.57x = 677,474,675.94
  5. Step 5: Solve for x
    x = 677,474,675.94/32,583.57
  6. Step 6: Final answer
    x = 20,791.91

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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.