Home / 28,662.76-39,554.44-16,087.56

Finding the Fourth Proportional to 28,662.76, 39,554.44 and 16,087.56

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Solution

The fourth proportional to 28,662.76, 39,554.44 and 16,087.56 is: 22,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,662.76 : 39,554.44 = 16,087.56 : x
  2. Step 2: Convert to fraction form
    28,662.76/39,554.44 = 16,087.56/x
  3. Step 3: Cross multiply
    28,662.76x = 39,554.44 × 16,087.56
  4. Step 4: Simplify right side
    28,662.76x = 636,334,426.77
  5. Step 5: Solve for x
    x = 636,334,426.77/28,662.76
  6. Step 6: Final answer
    x = 22,200.74

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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.