Home / 23,639.65-32,622.27-12,884.61

Finding the Fourth Proportional to 23,639.65, 32,622.27 and 12,884.61

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Solution

The fourth proportional to 23,639.65, 32,622.27 and 12,884.61 is: 17,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.65 : 32,622.27 = 12,884.61 : x
  2. Step 2: Convert to fraction form
    23,639.65/32,622.27 = 12,884.61/x
  3. Step 3: Cross multiply
    23,639.65x = 32,622.27 × 12,884.61
  4. Step 4: Simplify right side
    23,639.65x = 420,325,226.26
  5. Step 5: Solve for x
    x = 420,325,226.26/23,639.65
  6. Step 6: Final answer
    x = 17,780.52

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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.