Home / 18,535.74-25,496.37-16,255.86

Finding the Fourth Proportional to 18,535.74, 25,496.37 and 16,255.86

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Solution

The fourth proportional to 18,535.74, 25,496.37 and 16,255.86 is: 22,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.74 : 25,496.37 = 16,255.86 : x
  2. Step 2: Convert to fraction form
    18,535.74/25,496.37 = 16,255.86/x
  3. Step 3: Cross multiply
    18,535.74x = 25,496.37 × 16,255.86
  4. Step 4: Simplify right side
    18,535.74x = 414,465,421.23
  5. Step 5: Solve for x
    x = 414,465,421.23/18,535.74
  6. Step 6: Final answer
    x = 22,360.34

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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.