Home / 18,733.52-25,854.84-11,835.20

Finding the Fourth Proportional to 18,733.52, 25,854.84 and 11,835.20

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Solution

The fourth proportional to 18,733.52, 25,854.84 and 11,835.20 is: 16,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.52 : 25,854.84 = 11,835.20 : x
  2. Step 2: Convert to fraction form
    18,733.52/25,854.84 = 11,835.20/x
  3. Step 3: Cross multiply
    18,733.52x = 25,854.84 × 11,835.20
  4. Step 4: Simplify right side
    18,733.52x = 305,997,202.37
  5. Step 5: Solve for x
    x = 305,997,202.37/18,733.52
  6. Step 6: Final answer
    x = 16,334.21

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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.