Home / 14,408.01-21,596.38-7,378.38

Finding the Fourth Proportional to 14,408.01, 21,596.38 and 7,378.38

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Solution

The fourth proportional to 14,408.01, 21,596.38 and 7,378.38 is: 11,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.01 : 21,596.38 = 7,378.38 : x
  2. Step 2: Convert to fraction form
    14,408.01/21,596.38 = 7,378.38/x
  3. Step 3: Cross multiply
    14,408.01x = 21,596.38 × 7,378.38
  4. Step 4: Simplify right side
    14,408.01x = 159,346,153.39
  5. Step 5: Solve for x
    x = 159,346,153.39/14,408.01
  6. Step 6: Final answer
    x = 11,059.56

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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.