Home / 18,551.46-25,592.97-12,272.58

Finding the Fourth Proportional to 18,551.46, 25,592.97 and 12,272.58

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Solution

The fourth proportional to 18,551.46, 25,592.97 and 12,272.58 is: 16,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.46 : 25,592.97 = 12,272.58 : x
  2. Step 2: Convert to fraction form
    18,551.46/25,592.97 = 12,272.58/x
  3. Step 3: Cross multiply
    18,551.46x = 25,592.97 × 12,272.58
  4. Step 4: Simplify right side
    18,551.46x = 314,091,771.76
  5. Step 5: Solve for x
    x = 314,091,771.76/18,551.46
  6. Step 6: Final answer
    x = 16,930.84

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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.