Home / 16,201.56-22,365.66-11,425.40

Finding the Fourth Proportional to 16,201.56, 22,365.66 and 11,425.40

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Solution

The fourth proportional to 16,201.56, 22,365.66 and 11,425.40 is: 15,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.56 : 22,365.66 = 11,425.40 : x
  2. Step 2: Convert to fraction form
    16,201.56/22,365.66 = 11,425.40/x
  3. Step 3: Cross multiply
    16,201.56x = 22,365.66 × 11,425.40
  4. Step 4: Simplify right side
    16,201.56x = 255,536,611.76
  5. Step 5: Solve for x
    x = 255,536,611.76/16,201.56
  6. Step 6: Final answer
    x = 15,772.35

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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.