Home / 12,408.33-18,596.85-5,008.68

Finding the Fourth Proportional to 12,408.33, 18,596.85 and 5,008.68

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Solution

The fourth proportional to 12,408.33, 18,596.85 and 5,008.68 is: 7,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408.33 : 18,596.85 = 5,008.68 : x
  2. Step 2: Convert to fraction form
    12,408.33/18,596.85 = 5,008.68/x
  3. Step 3: Cross multiply
    12,408.33x = 18,596.85 × 5,008.68
  4. Step 4: Simplify right side
    12,408.33x = 93,145,670.66
  5. Step 5: Solve for x
    x = 93,145,670.66/12,408.33
  6. Step 6: Final answer
    x = 7,506.70

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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.