Home / 18,647.42-25,733.45-10,263.92

Finding the Fourth Proportional to 18,647.42, 25,733.45 and 10,263.92

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Solution

The fourth proportional to 18,647.42, 25,733.45 and 10,263.92 is: 14,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647.42 : 25,733.45 = 10,263.92 : x
  2. Step 2: Convert to fraction form
    18,647.42/25,733.45 = 10,263.92/x
  3. Step 3: Cross multiply
    18,647.42x = 25,733.45 × 10,263.92
  4. Step 4: Simplify right side
    18,647.42x = 264,126,020.80
  5. Step 5: Solve for x
    x = 264,126,020.80/18,647.42
  6. Step 6: Final answer
    x = 14,164.21

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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.