Home / 18,880.35-26,054.98-10,383.02

Finding the Fourth Proportional to 18,880.35, 26,054.98 and 10,383.02

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Solution

The fourth proportional to 18,880.35, 26,054.98 and 10,383.02 is: 14,328.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.35 : 26,054.98 = 10,383.02 : x
  2. Step 2: Convert to fraction form
    18,880.35/26,054.98 = 10,383.02/x
  3. Step 3: Cross multiply
    18,880.35x = 26,054.98 × 10,383.02
  4. Step 4: Simplify right side
    18,880.35x = 270,529,378.44
  5. Step 5: Solve for x
    x = 270,529,378.44/18,880.35
  6. Step 6: Final answer
    x = 14,328.62

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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.