Home / 30,778.66-46,188.76-12,056.37

Finding the Fourth Proportional to 30,778.66, 46,188.76 and 12,056.37

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Solution

The fourth proportional to 30,778.66, 46,188.76 and 12,056.37 is: 18,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,778.66 : 46,188.76 = 12,056.37 : x
  2. Step 2: Convert to fraction form
    30,778.66/46,188.76 = 12,056.37/x
  3. Step 3: Cross multiply
    30,778.66x = 46,188.76 × 12,056.37
  4. Step 4: Simplify right side
    30,778.66x = 556,868,780.40
  5. Step 5: Solve for x
    x = 556,868,780.40/30,778.66
  6. Step 6: Final answer
    x = 18,092.69

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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.