Home / 30,269.83-41,771.98-16,840.74

Finding the Fourth Proportional to 30,269.83, 41,771.98 and 16,840.74

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Solution

The fourth proportional to 30,269.83, 41,771.98 and 16,840.74 is: 23,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.83 : 41,771.98 = 16,840.74 : x
  2. Step 2: Convert to fraction form
    30,269.83/41,771.98 = 16,840.74/x
  3. Step 3: Cross multiply
    30,269.83x = 41,771.98 × 16,840.74
  4. Step 4: Simplify right side
    30,269.83x = 703,471,054.47
  5. Step 5: Solve for x
    x = 703,471,054.47/30,269.83
  6. Step 6: Final answer
    x = 23,240.01

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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.