Home / 32,103.12-48,163.54-13,391.95

Finding the Fourth Proportional to 32,103.12, 48,163.54 and 13,391.95

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Solution

The fourth proportional to 32,103.12, 48,163.54 and 13,391.95 is: 20,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,103.12 : 48,163.54 = 13,391.95 : x
  2. Step 2: Convert to fraction form
    32,103.12/48,163.54 = 13,391.95/x
  3. Step 3: Cross multiply
    32,103.12x = 48,163.54 × 13,391.95
  4. Step 4: Simplify right side
    32,103.12x = 645,003,686.02
  5. Step 5: Solve for x
    x = 645,003,686.02/32,103.12
  6. Step 6: Final answer
    x = 20,091.62

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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.