Home / 30,000.32-44,974.96-18,321.74

Finding the Fourth Proportional to 30,000.32, 44,974.96 and 18,321.74

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Solution

The fourth proportional to 30,000.32, 44,974.96 and 18,321.74 is: 27,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.32 : 44,974.96 = 18,321.74 : x
  2. Step 2: Convert to fraction form
    30,000.32/44,974.96 = 18,321.74/x
  3. Step 3: Cross multiply
    30,000.32x = 44,974.96 × 18,321.74
  4. Step 4: Simplify right side
    30,000.32x = 824,019,252.95
  5. Step 5: Solve for x
    x = 824,019,252.95/30,000.32
  6. Step 6: Final answer
    x = 27,467.02

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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.