Home / 30,208.37-41,684.50-17,640.41

Finding the Fourth Proportional to 30,208.37, 41,684.50 and 17,640.41

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Solution

The fourth proportional to 30,208.37, 41,684.50 and 17,640.41 is: 24,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.37 : 41,684.50 = 17,640.41 : x
  2. Step 2: Convert to fraction form
    30,208.37/41,684.50 = 17,640.41/x
  3. Step 3: Cross multiply
    30,208.37x = 41,684.50 × 17,640.41
  4. Step 4: Simplify right side
    30,208.37x = 735,331,670.65
  5. Step 5: Solve for x
    x = 735,331,670.65/30,208.37
  6. Step 6: Final answer
    x = 24,341.98

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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.