Home / 30,057.06-41,479.44-16,628.58

Finding the Fourth Proportional to 30,057.06, 41,479.44 and 16,628.58

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Solution

The fourth proportional to 30,057.06, 41,479.44 and 16,628.58 is: 22,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.06 : 41,479.44 = 16,628.58 : x
  2. Step 2: Convert to fraction form
    30,057.06/41,479.44 = 16,628.58/x
  3. Step 3: Cross multiply
    30,057.06x = 41,479.44 × 16,628.58
  4. Step 4: Simplify right side
    30,057.06x = 689,744,186.40
  5. Step 5: Solve for x
    x = 689,744,186.40/30,057.06
  6. Step 6: Final answer
    x = 22,947.83

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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.