Home / 38,403.78-57,611.43-10,703.94

Finding the Fourth Proportional to 38,403.78, 57,611.43 and 10,703.94

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Solution

The fourth proportional to 38,403.78, 57,611.43 and 10,703.94 is: 16,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,403.78 : 57,611.43 = 10,703.94 : x
  2. Step 2: Convert to fraction form
    38,403.78/57,611.43 = 10,703.94/x
  3. Step 3: Cross multiply
    38,403.78x = 57,611.43 × 10,703.94
  4. Step 4: Simplify right side
    38,403.78x = 616,669,290.03
  5. Step 5: Solve for x
    x = 616,669,290.03/38,403.78
  6. Step 6: Final answer
    x = 16,057.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.