Home / 12,933.91-19,408.23-5,035.40

Finding the Fourth Proportional to 12,933.91, 19,408.23 and 5,035.40

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Solution

The fourth proportional to 12,933.91, 19,408.23 and 5,035.40 is: 7,555.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.91 : 19,408.23 = 5,035.40 : x
  2. Step 2: Convert to fraction form
    12,933.91/19,408.23 = 5,035.40/x
  3. Step 3: Cross multiply
    12,933.91x = 19,408.23 × 5,035.40
  4. Step 4: Simplify right side
    12,933.91x = 97,728,134.37
  5. Step 5: Solve for x
    x = 97,728,134.37/12,933.91
  6. Step 6: Final answer
    x = 7,555.96

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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.