Home / 18,364.06-25,341.92-10,407.04

Finding the Fourth Proportional to 18,364.06, 25,341.92 and 10,407.04

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Solution

The fourth proportional to 18,364.06, 25,341.92 and 10,407.04 is: 14,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364.06 : 25,341.92 = 10,407.04 : x
  2. Step 2: Convert to fraction form
    18,364.06/25,341.92 = 10,407.04/x
  3. Step 3: Cross multiply
    18,364.06x = 25,341.92 × 10,407.04
  4. Step 4: Simplify right side
    18,364.06x = 263,734,375.12
  5. Step 5: Solve for x
    x = 263,734,375.12/18,364.06
  6. Step 6: Final answer
    x = 14,361.44

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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.