Home / 30,303.16-41,815.38-16,873.90

Finding the Fourth Proportional to 30,303.16, 41,815.38 and 16,873.90

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Solution

The fourth proportional to 30,303.16, 41,815.38 and 16,873.90 is: 23,284.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.16 : 41,815.38 = 16,873.90 : x
  2. Step 2: Convert to fraction form
    30,303.16/41,815.38 = 16,873.90/x
  3. Step 3: Cross multiply
    30,303.16x = 41,815.38 × 16,873.90
  4. Step 4: Simplify right side
    30,303.16x = 705,588,540.58
  5. Step 5: Solve for x
    x = 705,588,540.58/30,303.16
  6. Step 6: Final answer
    x = 23,284.32

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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.