Home / 30,345.22-41,876.58-16,917.32

Finding the Fourth Proportional to 30,345.22, 41,876.58 and 16,917.32

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Solution

The fourth proportional to 30,345.22, 41,876.58 and 16,917.32 is: 23,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,345.22 : 41,876.58 = 16,917.32 : x
  2. Step 2: Convert to fraction form
    30,345.22/41,876.58 = 16,917.32/x
  3. Step 3: Cross multiply
    30,345.22x = 41,876.58 × 16,917.32
  4. Step 4: Simplify right side
    30,345.22x = 708,439,504.37
  5. Step 5: Solve for x
    x = 708,439,504.37/30,345.22
  6. Step 6: Final answer
    x = 23,346.00

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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.