Home / 18,600.32-25,668.56-10,102.61

Finding the Fourth Proportional to 18,600.32, 25,668.56 and 10,102.61

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Solution

The fourth proportional to 18,600.32, 25,668.56 and 10,102.61 is: 13,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.32 : 25,668.56 = 10,102.61 : x
  2. Step 2: Convert to fraction form
    18,600.32/25,668.56 = 10,102.61/x
  3. Step 3: Cross multiply
    18,600.32x = 25,668.56 × 10,102.61
  4. Step 4: Simplify right side
    18,600.32x = 259,319,450.94
  5. Step 5: Solve for x
    x = 259,319,450.94/18,600.32
  6. Step 6: Final answer
    x = 13,941.67

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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.