Home / 14,662.70-20,234.45-7,948.26

Finding the Fourth Proportional to 14,662.70, 20,234.45 and 7,948.26

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Solution

The fourth proportional to 14,662.70, 20,234.45 and 7,948.26 is: 10,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.70 : 20,234.45 = 7,948.26 : x
  2. Step 2: Convert to fraction form
    14,662.70/20,234.45 = 7,948.26/x
  3. Step 3: Cross multiply
    14,662.70x = 20,234.45 × 7,948.26
  4. Step 4: Simplify right side
    14,662.70x = 160,828,629.82
  5. Step 5: Solve for x
    x = 160,828,629.82/14,662.70
  6. Step 6: Final answer
    x = 10,968.56

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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.