Home / 33,830.70-46,685.40-18,723.98

Finding the Fourth Proportional to 33,830.70, 46,685.40 and 18,723.98

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Solution

The fourth proportional to 33,830.70, 46,685.40 and 18,723.98 is: 25,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830.70 : 46,685.40 = 18,723.98 : x
  2. Step 2: Convert to fraction form
    33,830.70/46,685.40 = 18,723.98/x
  3. Step 3: Cross multiply
    33,830.70x = 46,685.40 × 18,723.98
  4. Step 4: Simplify right side
    33,830.70x = 874,136,495.89
  5. Step 5: Solve for x
    x = 874,136,495.89/33,830.70
  6. Step 6: Final answer
    x = 25,838.56

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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.