Home / 30,951.45-46,445.62-11,231.54

Finding the Fourth Proportional to 30,951.45, 46,445.62 and 11,231.54

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Solution

The fourth proportional to 30,951.45, 46,445.62 and 11,231.54 is: 16,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951.45 : 46,445.62 = 11,231.54 : x
  2. Step 2: Convert to fraction form
    30,951.45/46,445.62 = 11,231.54/x
  3. Step 3: Cross multiply
    30,951.45x = 46,445.62 × 11,231.54
  4. Step 4: Simplify right side
    30,951.45x = 521,655,926.89
  5. Step 5: Solve for x
    x = 521,655,926.89/30,951.45
  6. Step 6: Final answer
    x = 16,854.01

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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.