Home / 12,549.20-18,803.07-8,833.32

Finding the Fourth Proportional to 12,549.20, 18,803.07 and 8,833.32

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Solution

The fourth proportional to 12,549.20, 18,803.07 and 8,833.32 is: 13,235.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.20 : 18,803.07 = 8,833.32 : x
  2. Step 2: Convert to fraction form
    12,549.20/18,803.07 = 8,833.32/x
  3. Step 3: Cross multiply
    12,549.20x = 18,803.07 × 8,833.32
  4. Step 4: Simplify right side
    12,549.20x = 166,093,534.29
  5. Step 5: Solve for x
    x = 166,093,534.29/12,549.20
  6. Step 6: Final answer
    x = 13,235.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.