Home / 33,917.18-46,808.10-18,811.28

Finding the Fourth Proportional to 33,917.18, 46,808.10 and 18,811.28

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Solution

The fourth proportional to 33,917.18, 46,808.10 and 18,811.28 is: 25,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,917.18 : 46,808.10 = 18,811.28 : x
  2. Step 2: Convert to fraction form
    33,917.18/46,808.10 = 18,811.28/x
  3. Step 3: Cross multiply
    33,917.18x = 46,808.10 × 18,811.28
  4. Step 4: Simplify right side
    33,917.18x = 880,520,041.33
  5. Step 5: Solve for x
    x = 880,520,041.33/33,917.18
  6. Step 6: Final answer
    x = 25,960.89

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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.