Home / 18,256.96-25,194.70-10,190.98

Finding the Fourth Proportional to 18,256.96, 25,194.70 and 10,190.98

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Solution

The fourth proportional to 18,256.96, 25,194.70 and 10,190.98 is: 14,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.96 : 25,194.70 = 10,190.98 : x
  2. Step 2: Convert to fraction form
    18,256.96/25,194.70 = 10,190.98/x
  3. Step 3: Cross multiply
    18,256.96x = 25,194.70 × 10,190.98
  4. Step 4: Simplify right side
    18,256.96x = 256,758,557.83
  5. Step 5: Solve for x
    x = 256,758,557.83/18,256.96
  6. Step 6: Final answer
    x = 14,063.60

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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.