Home / 16,939.56-23,375.54-9,948.67

Finding the Fourth Proportional to 16,939.56, 23,375.54 and 9,948.67

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Solution

The fourth proportional to 16,939.56, 23,375.54 and 9,948.67 is: 13,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.56 : 23,375.54 = 9,948.67 : x
  2. Step 2: Convert to fraction form
    16,939.56/23,375.54 = 9,948.67/x
  3. Step 3: Cross multiply
    16,939.56x = 23,375.54 × 9,948.67
  4. Step 4: Simplify right side
    16,939.56x = 232,555,575.49
  5. Step 5: Solve for x
    x = 232,555,575.49/16,939.56
  6. Step 6: Final answer
    x = 13,728.55

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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.