Home / 18,623.54-25,702.66-10,668.30

Finding the Fourth Proportional to 18,623.54, 25,702.66 and 10,668.30

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Solution

The fourth proportional to 18,623.54, 25,702.66 and 10,668.30 is: 14,723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.54 : 25,702.66 = 10,668.30 : x
  2. Step 2: Convert to fraction form
    18,623.54/25,702.66 = 10,668.30/x
  3. Step 3: Cross multiply
    18,623.54x = 25,702.66 × 10,668.30
  4. Step 4: Simplify right side
    18,623.54x = 274,203,687.68
  5. Step 5: Solve for x
    x = 274,203,687.68/18,623.54
  6. Step 6: Final answer
    x = 14,723.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.