Home / 18,573.06-27,854.72-8,692.68

Finding the Fourth Proportional to 18,573.06, 27,854.72 and 8,692.68

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Solution

The fourth proportional to 18,573.06, 27,854.72 and 8,692.68 is: 13,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573.06 : 27,854.72 = 8,692.68 : x
  2. Step 2: Convert to fraction form
    18,573.06/27,854.72 = 8,692.68/x
  3. Step 3: Cross multiply
    18,573.06x = 27,854.72 × 8,692.68
  4. Step 4: Simplify right side
    18,573.06x = 242,132,167.45
  5. Step 5: Solve for x
    x = 242,132,167.45/18,573.06
  6. Step 6: Final answer
    x = 13,036.74

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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.