Home / 18,060.30-27,100.80-9,740.28

Finding the Fourth Proportional to 18,060.30, 27,100.80 and 9,740.28

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Solution

The fourth proportional to 18,060.30, 27,100.80 and 9,740.28 is: 14,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.30 : 27,100.80 = 9,740.28 : x
  2. Step 2: Convert to fraction form
    18,060.30/27,100.80 = 9,740.28/x
  3. Step 3: Cross multiply
    18,060.30x = 27,100.80 × 9,740.28
  4. Step 4: Simplify right side
    18,060.30x = 263,969,380.22
  5. Step 5: Solve for x
    x = 263,969,380.22/18,060.30
  6. Step 6: Final answer
    x = 14,616.00

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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.