Home / 19,692.96-29,558.88-12,675.12

Finding the Fourth Proportional to 19,692.96, 29,558.88 and 12,675.12

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Solution

The fourth proportional to 19,692.96, 29,558.88 and 12,675.12 is: 19,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.96 : 29,558.88 = 12,675.12 : x
  2. Step 2: Convert to fraction form
    19,692.96/29,558.88 = 12,675.12/x
  3. Step 3: Cross multiply
    19,692.96x = 29,558.88 × 12,675.12
  4. Step 4: Simplify right side
    19,692.96x = 374,662,351.07
  5. Step 5: Solve for x
    x = 374,662,351.07/19,692.96
  6. Step 6: Final answer
    x = 19,025.19

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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.