Home / 18,733.63-25,853.15-10,775.84

Finding the Fourth Proportional to 18,733.63, 25,853.15 and 10,775.84

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Solution

The fourth proportional to 18,733.63, 25,853.15 and 10,775.84 is: 14,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.63 : 25,853.15 = 10,775.84 : x
  2. Step 2: Convert to fraction form
    18,733.63/25,853.15 = 10,775.84/x
  3. Step 3: Cross multiply
    18,733.63x = 25,853.15 × 10,775.84
  4. Step 4: Simplify right side
    18,733.63x = 278,589,407.90
  5. Step 5: Solve for x
    x = 278,589,407.90/18,733.63
  6. Step 6: Final answer
    x = 14,871.09

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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.