Home / 18,633.36-27,941.40-6,943.44

Finding the Fourth Proportional to 18,633.36, 27,941.40 and 6,943.44

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Solution

The fourth proportional to 18,633.36, 27,941.40 and 6,943.44 is: 10,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633.36 : 27,941.40 = 6,943.44 : x
  2. Step 2: Convert to fraction form
    18,633.36/27,941.40 = 6,943.44/x
  3. Step 3: Cross multiply
    18,633.36x = 27,941.40 × 6,943.44
  4. Step 4: Simplify right side
    18,633.36x = 194,009,434.42
  5. Step 5: Solve for x
    x = 194,009,434.42/18,633.36
  6. Step 6: Final answer
    x = 10,411.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.