Home / 30,014.72-44,997.70-12,497.64

Finding the Fourth Proportional to 30,014.72, 44,997.70 and 12,497.64

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Solution

The fourth proportional to 30,014.72, 44,997.70 and 12,497.64 is: 18,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.72 : 44,997.70 = 12,497.64 : x
  2. Step 2: Convert to fraction form
    30,014.72/44,997.70 = 12,497.64/x
  3. Step 3: Cross multiply
    30,014.72x = 44,997.70 × 12,497.64
  4. Step 4: Simplify right side
    30,014.72x = 562,365,055.43
  5. Step 5: Solve for x
    x = 562,365,055.43/30,014.72
  6. Step 6: Final answer
    x = 18,736.31

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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.