Home / 23,690.17-32,692.42-13,620.58

Finding the Fourth Proportional to 23,690.17, 32,692.42 and 13,620.58

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Solution

The fourth proportional to 23,690.17, 32,692.42 and 13,620.58 is: 18,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.17 : 32,692.42 = 13,620.58 : x
  2. Step 2: Convert to fraction form
    23,690.17/32,692.42 = 13,620.58/x
  3. Step 3: Cross multiply
    23,690.17x = 32,692.42 × 13,620.58
  4. Step 4: Simplify right side
    23,690.17x = 445,289,657.30
  5. Step 5: Solve for x
    x = 445,289,657.30/23,690.17
  6. Step 6: Final answer
    x = 18,796.39

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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.