Home / 18,286.02-27,423.41-9,516.15

Finding the Fourth Proportional to 18,286.02, 27,423.41 and 9,516.15

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Solution

The fourth proportional to 18,286.02, 27,423.41 and 9,516.15 is: 14,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286.02 : 27,423.41 = 9,516.15 : x
  2. Step 2: Convert to fraction form
    18,286.02/27,423.41 = 9,516.15/x
  3. Step 3: Cross multiply
    18,286.02x = 27,423.41 × 9,516.15
  4. Step 4: Simplify right side
    18,286.02x = 260,965,235.49
  5. Step 5: Solve for x
    x = 260,965,235.49/18,286.02
  6. Step 6: Final answer
    x = 14,271.30

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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.