Home / 33,462.40-46,179-18,355.72

Finding the Fourth Proportional to 33,462.40, 46,179 and 18,355.72

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Solution

The fourth proportional to 33,462.40, 46,179 and 18,355.72 is: 25,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,462.40 : 46,179 = 18,355.72 : x
  2. Step 2: Convert to fraction form
    33,462.40/46,179 = 18,355.72/x
  3. Step 3: Cross multiply
    33,462.40x = 46,179 × 18,355.72
  4. Step 4: Simplify right side
    33,462.40x = 847,648,793.88
  5. Step 5: Solve for x
    x = 847,648,793.88/33,462.40
  6. Step 6: Final answer
    x = 25,331.38

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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.