Home / 33,423.75-46,124.78-18,519.75

Finding the Fourth Proportional to 33,423.75, 46,124.78 and 18,519.75

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Solution

The fourth proportional to 33,423.75, 46,124.78 and 18,519.75 is: 25,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.75 : 46,124.78 = 18,519.75 : x
  2. Step 2: Convert to fraction form
    33,423.75/46,124.78 = 18,519.75/x
  3. Step 3: Cross multiply
    33,423.75x = 46,124.78 × 18,519.75
  4. Step 4: Simplify right side
    33,423.75x = 854,219,301.81
  5. Step 5: Solve for x
    x = 854,219,301.81/33,423.75
  6. Step 6: Final answer
    x = 25,557.26

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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.