Home / 18,110.55-25,004.25-14,761.41

Finding the Fourth Proportional to 18,110.55, 25,004.25 and 14,761.41

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Solution

The fourth proportional to 18,110.55, 25,004.25 and 14,761.41 is: 20,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.55 : 25,004.25 = 14,761.41 : x
  2. Step 2: Convert to fraction form
    18,110.55/25,004.25 = 14,761.41/x
  3. Step 3: Cross multiply
    18,110.55x = 25,004.25 × 14,761.41
  4. Step 4: Simplify right side
    18,110.55x = 369,097,985.99
  5. Step 5: Solve for x
    x = 369,097,985.99/18,110.55
  6. Step 6: Final answer
    x = 20,380.27

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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.