Home / 20,022.09-30,014.55-9,497.05

Finding the Fourth Proportional to 20,022.09, 30,014.55 and 9,497.05

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Solution

The fourth proportional to 20,022.09, 30,014.55 and 9,497.05 is: 14,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.09 : 30,014.55 = 9,497.05 : x
  2. Step 2: Convert to fraction form
    20,022.09/30,014.55 = 9,497.05/x
  3. Step 3: Cross multiply
    20,022.09x = 30,014.55 × 9,497.05
  4. Step 4: Simplify right side
    20,022.09x = 285,049,607.04
  5. Step 5: Solve for x
    x = 285,049,607.04/20,022.09
  6. Step 6: Final answer
    x = 14,236.76

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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.