Home / 28,621.48-39,497.94-16,692.04

Finding the Fourth Proportional to 28,621.48, 39,497.94 and 16,692.04

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Solution

The fourth proportional to 28,621.48, 39,497.94 and 16,692.04 is: 23,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,621.48 : 39,497.94 = 16,692.04 : x
  2. Step 2: Convert to fraction form
    28,621.48/39,497.94 = 16,692.04/x
  3. Step 3: Cross multiply
    28,621.48x = 39,497.94 × 16,692.04
  4. Step 4: Simplify right side
    28,621.48x = 659,301,194.40
  5. Step 5: Solve for x
    x = 659,301,194.40/28,621.48
  6. Step 6: Final answer
    x = 23,035.19

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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.