Home / 30,018.36-44,975.70-22,125.72

Finding the Fourth Proportional to 30,018.36, 44,975.70 and 22,125.72

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Solution

The fourth proportional to 30,018.36, 44,975.70 and 22,125.72 is: 33,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.36 : 44,975.70 = 22,125.72 : x
  2. Step 2: Convert to fraction form
    30,018.36/44,975.70 = 22,125.72/x
  3. Step 3: Cross multiply
    30,018.36x = 44,975.70 × 22,125.72
  4. Step 4: Simplify right side
    30,018.36x = 995,119,745.00
  5. Step 5: Solve for x
    x = 995,119,745.00/30,018.36
  6. Step 6: Final answer
    x = 33,150.37

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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.