Home / 33,518.79-46,256.31-18,411.81

Finding the Fourth Proportional to 33,518.79, 46,256.31 and 18,411.81

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Solution

The fourth proportional to 33,518.79, 46,256.31 and 18,411.81 is: 25,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.79 : 46,256.31 = 18,411.81 : x
  2. Step 2: Convert to fraction form
    33,518.79/46,256.31 = 18,411.81/x
  3. Step 3: Cross multiply
    33,518.79x = 46,256.31 × 18,411.81
  4. Step 4: Simplify right side
    33,518.79x = 851,662,391.02
  5. Step 5: Solve for x
    x = 851,662,391.02/33,518.79
  6. Step 6: Final answer
    x = 25,408.51

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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.