Home / 46,222.25-69,326.53-12,940.21

Finding the Fourth Proportional to 46,222.25, 69,326.53 and 12,940.21

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Solution

The fourth proportional to 46,222.25, 69,326.53 and 12,940.21 is: 19,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,222.25 : 69,326.53 = 12,940.21 : x
  2. Step 2: Convert to fraction form
    46,222.25/69,326.53 = 12,940.21/x
  3. Step 3: Cross multiply
    46,222.25x = 69,326.53 × 12,940.21
  4. Step 4: Simplify right side
    46,222.25x = 897,099,593.91
  5. Step 5: Solve for x
    x = 897,099,593.91/46,222.25
  6. Step 6: Final answer
    x = 19,408.40

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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.