Home / 30,235.46-41,718.48-16,803.92

Finding the Fourth Proportional to 30,235.46, 41,718.48 and 16,803.92

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Solution

The fourth proportional to 30,235.46, 41,718.48 and 16,803.92 is: 23,185.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235.46 : 41,718.48 = 16,803.92 : x
  2. Step 2: Convert to fraction form
    30,235.46/41,718.48 = 16,803.92/x
  3. Step 3: Cross multiply
    30,235.46x = 41,718.48 × 16,803.92
  4. Step 4: Simplify right side
    30,235.46x = 701,034,000.44
  5. Step 5: Solve for x
    x = 701,034,000.44/30,235.46
  6. Step 6: Final answer
    x = 23,185.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.