Home / 18,261.02-25,198.82-10,303.99

Finding the Fourth Proportional to 18,261.02, 25,198.82 and 10,303.99

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Solution

The fourth proportional to 18,261.02, 25,198.82 and 10,303.99 is: 14,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.02 : 25,198.82 = 10,303.99 : x
  2. Step 2: Convert to fraction form
    18,261.02/25,198.82 = 10,303.99/x
  3. Step 3: Cross multiply
    18,261.02x = 25,198.82 × 10,303.99
  4. Step 4: Simplify right side
    18,261.02x = 259,648,389.29
  5. Step 5: Solve for x
    x = 259,648,389.29/18,261.02
  6. Step 6: Final answer
    x = 14,218.72

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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.