Home / 19,644.52-27,109.56-10,692.08

Finding the Fourth Proportional to 19,644.52, 27,109.56 and 10,692.08

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Solution

The fourth proportional to 19,644.52, 27,109.56 and 10,692.08 is: 14,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.52 : 27,109.56 = 10,692.08 : x
  2. Step 2: Convert to fraction form
    19,644.52/27,109.56 = 10,692.08/x
  3. Step 3: Cross multiply
    19,644.52x = 27,109.56 × 10,692.08
  4. Step 4: Simplify right side
    19,644.52x = 289,857,584.28
  5. Step 5: Solve for x
    x = 289,857,584.28/19,644.52
  6. Step 6: Final answer
    x = 14,755.14

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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.