Home / 18,771.54-25,897.35-12,056.23

Finding the Fourth Proportional to 18,771.54, 25,897.35 and 12,056.23

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Solution

The fourth proportional to 18,771.54, 25,897.35 and 12,056.23 is: 16,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771.54 : 25,897.35 = 12,056.23 : x
  2. Step 2: Convert to fraction form
    18,771.54/25,897.35 = 12,056.23/x
  3. Step 3: Cross multiply
    18,771.54x = 25,897.35 × 12,056.23
  4. Step 4: Simplify right side
    18,771.54x = 312,224,407.99
  5. Step 5: Solve for x
    x = 312,224,407.99/18,771.54
  6. Step 6: Final answer
    x = 16,632.86

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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.