Home / 27,692.37-38,191.35-16,929.09

Finding the Fourth Proportional to 27,692.37, 38,191.35 and 16,929.09

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Solution

The fourth proportional to 27,692.37, 38,191.35 and 16,929.09 is: 23,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692.37 : 38,191.35 = 16,929.09 : x
  2. Step 2: Convert to fraction form
    27,692.37/38,191.35 = 16,929.09/x
  3. Step 3: Cross multiply
    27,692.37x = 38,191.35 × 16,929.09
  4. Step 4: Simplify right side
    27,692.37x = 646,544,801.37
  5. Step 5: Solve for x
    x = 646,544,801.37/27,692.37
  6. Step 6: Final answer
    x = 23,347.40

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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.