Home / 18,890.83-26,069.46-10,393.84

Finding the Fourth Proportional to 18,890.83, 26,069.46 and 10,393.84

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Solution

The fourth proportional to 18,890.83, 26,069.46 and 10,393.84 is: 14,343.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,890.83 : 26,069.46 = 10,393.84 : x
  2. Step 2: Convert to fraction form
    18,890.83/26,069.46 = 10,393.84/x
  3. Step 3: Cross multiply
    18,890.83x = 26,069.46 × 10,393.84
  4. Step 4: Simplify right side
    18,890.83x = 270,961,877.67
  5. Step 5: Solve for x
    x = 270,961,877.67/18,890.83
  6. Step 6: Final answer
    x = 14,343.56

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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.