Home / 12,024.96-18,016.80-10,807.56

Finding the Fourth Proportional to 12,024.96, 18,016.80 and 10,807.56

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Solution

The fourth proportional to 12,024.96, 18,016.80 and 10,807.56 is: 16,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.96 : 18,016.80 = 10,807.56 : x
  2. Step 2: Convert to fraction form
    12,024.96/18,016.80 = 10,807.56/x
  3. Step 3: Cross multiply
    12,024.96x = 18,016.80 × 10,807.56
  4. Step 4: Simplify right side
    12,024.96x = 194,717,647.01
  5. Step 5: Solve for x
    x = 194,717,647.01/12,024.96
  6. Step 6: Final answer
    x = 16,192.79

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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.