Home / 18,313.94-27,446.61-6,615.92

Finding the Fourth Proportional to 18,313.94, 27,446.61 and 6,615.92

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Solution

The fourth proportional to 18,313.94, 27,446.61 and 6,615.92 is: 9,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.94 : 27,446.61 = 6,615.92 : x
  2. Step 2: Convert to fraction form
    18,313.94/27,446.61 = 6,615.92/x
  3. Step 3: Cross multiply
    18,313.94x = 27,446.61 × 6,615.92
  4. Step 4: Simplify right side
    18,313.94x = 181,584,576.03
  5. Step 5: Solve for x
    x = 181,584,576.03/18,313.94
  6. Step 6: Final answer
    x = 9,915.10

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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.