Home / 33,989.39-46,905.41-18,881.64

Finding the Fourth Proportional to 33,989.39, 46,905.41 and 18,881.64

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Solution

The fourth proportional to 33,989.39, 46,905.41 and 18,881.64 is: 26,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.39 : 46,905.41 = 18,881.64 : x
  2. Step 2: Convert to fraction form
    33,989.39/46,905.41 = 18,881.64/x
  3. Step 3: Cross multiply
    33,989.39x = 46,905.41 × 18,881.64
  4. Step 4: Simplify right side
    33,989.39x = 885,650,854.00
  5. Step 5: Solve for x
    x = 885,650,854.00/33,989.39
  6. Step 6: Final answer
    x = 26,056.69

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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.