Home / 18,313.46-27,470.18-6,623.94

Finding the Fourth Proportional to 18,313.46, 27,470.18 and 6,623.94

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Solution

The fourth proportional to 18,313.46, 27,470.18 and 6,623.94 is: 9,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.46 : 27,470.18 = 6,623.94 : x
  2. Step 2: Convert to fraction form
    18,313.46/27,470.18 = 6,623.94/x
  3. Step 3: Cross multiply
    18,313.46x = 27,470.18 × 6,623.94
  4. Step 4: Simplify right side
    18,313.46x = 181,960,824.11
  5. Step 5: Solve for x
    x = 181,960,824.11/18,313.46
  6. Step 6: Final answer
    x = 9,935.91

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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.