Home / 28,036.62-38,696.54-16,106.54

Finding the Fourth Proportional to 28,036.62, 38,696.54 and 16,106.54

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Solution

The fourth proportional to 28,036.62, 38,696.54 and 16,106.54 is: 22,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,036.62 : 38,696.54 = 16,106.54 : x
  2. Step 2: Convert to fraction form
    28,036.62/38,696.54 = 16,106.54/x
  3. Step 3: Cross multiply
    28,036.62x = 38,696.54 × 16,106.54
  4. Step 4: Simplify right side
    28,036.62x = 623,267,340.09
  5. Step 5: Solve for x
    x = 623,267,340.09/28,036.62
  6. Step 6: Final answer
    x = 22,230.47

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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.