Home / 28,030.62-38,680.56-16,092.84

Finding the Fourth Proportional to 28,030.62, 38,680.56 and 16,092.84

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Solution

The fourth proportional to 28,030.62, 38,680.56 and 16,092.84 is: 22,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030.62 : 38,680.56 = 16,092.84 : x
  2. Step 2: Convert to fraction form
    28,030.62/38,680.56 = 16,092.84/x
  3. Step 3: Cross multiply
    28,030.62x = 38,680.56 × 16,092.84
  4. Step 4: Simplify right side
    28,030.62x = 622,480,063.19
  5. Step 5: Solve for x
    x = 622,480,063.19/28,030.62
  6. Step 6: Final answer
    x = 22,207.15

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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.