Home / 21,692.31-32,516.60-16,487.25

Finding the Fourth Proportional to 21,692.31, 32,516.60 and 16,487.25

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Solution

The fourth proportional to 21,692.31, 32,516.60 and 16,487.25 is: 24,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692.31 : 32,516.60 = 16,487.25 : x
  2. Step 2: Convert to fraction form
    21,692.31/32,516.60 = 16,487.25/x
  3. Step 3: Cross multiply
    21,692.31x = 32,516.60 × 16,487.25
  4. Step 4: Simplify right side
    21,692.31x = 536,109,230.91
  5. Step 5: Solve for x
    x = 536,109,230.91/21,692.31
  6. Step 6: Final answer
    x = 24,714.25

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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.