Home / 28,644.56-39,529.77-16,069.58

Finding the Fourth Proportional to 28,644.56, 39,529.77 and 16,069.58

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Solution

The fourth proportional to 28,644.56, 39,529.77 and 16,069.58 is: 22,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644.56 : 39,529.77 = 16,069.58 : x
  2. Step 2: Convert to fraction form
    28,644.56/39,529.77 = 16,069.58/x
  3. Step 3: Cross multiply
    28,644.56x = 39,529.77 × 16,069.58
  4. Step 4: Simplify right side
    28,644.56x = 635,226,839.96
  5. Step 5: Solve for x
    x = 635,226,839.96/28,644.56
  6. Step 6: Final answer
    x = 22,176.18

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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.