Home / 19,609.49-29,360.41-13,692.27

Finding the Fourth Proportional to 19,609.49, 29,360.41 and 13,692.27

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Solution

The fourth proportional to 19,609.49, 29,360.41 and 13,692.27 is: 20,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.49 : 29,360.41 = 13,692.27 : x
  2. Step 2: Convert to fraction form
    19,609.49/29,360.41 = 13,692.27/x
  3. Step 3: Cross multiply
    19,609.49x = 29,360.41 × 13,692.27
  4. Step 4: Simplify right side
    19,609.49x = 402,010,736.90
  5. Step 5: Solve for x
    x = 402,010,736.90/19,609.49
  6. Step 6: Final answer
    x = 20,500.82

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1.5x scale

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.