Home / 11,223.37-15,481.15-8,030.35

Finding the Fourth Proportional to 11,223.37, 15,481.15 and 8,030.35

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Solution

The fourth proportional to 11,223.37, 15,481.15 and 8,030.35 is: 11,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.37 : 15,481.15 = 8,030.35 : x
  2. Step 2: Convert to fraction form
    11,223.37/15,481.15 = 8,030.35/x
  3. Step 3: Cross multiply
    11,223.37x = 15,481.15 × 8,030.35
  4. Step 4: Simplify right side
    11,223.37x = 124,319,052.90
  5. Step 5: Solve for x
    x = 124,319,052.90/11,223.37
  6. Step 6: Final answer
    x = 11,076.80

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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.