Home / 12,336.45-18,504.27-4,938.93

Finding the Fourth Proportional to 12,336.45, 18,504.27 and 4,938.93

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Solution

The fourth proportional to 12,336.45, 18,504.27 and 4,938.93 is: 7,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.45 : 18,504.27 = 4,938.93 : x
  2. Step 2: Convert to fraction form
    12,336.45/18,504.27 = 4,938.93/x
  3. Step 3: Cross multiply
    12,336.45x = 18,504.27 × 4,938.93
  4. Step 4: Simplify right side
    12,336.45x = 91,391,294.23
  5. Step 5: Solve for x
    x = 91,391,294.23/12,336.45
  6. Step 6: Final answer
    x = 7,408.23

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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.