Home / 18,261.24-25,201.69-10,303.30

Finding the Fourth Proportional to 18,261.24, 25,201.69 and 10,303.30

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Solution

The fourth proportional to 18,261.24, 25,201.69 and 10,303.30 is: 14,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.24 : 25,201.69 = 10,303.30 : x
  2. Step 2: Convert to fraction form
    18,261.24/25,201.69 = 10,303.30/x
  3. Step 3: Cross multiply
    18,261.24x = 25,201.69 × 10,303.30
  4. Step 4: Simplify right side
    18,261.24x = 259,660,446.57
  5. Step 5: Solve for x
    x = 259,660,446.57/18,261.24
  6. Step 6: Final answer
    x = 14,219.21

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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.