Home / 38,405.39-57,617.81-10,703.39

Finding the Fourth Proportional to 38,405.39, 57,617.81 and 10,703.39

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Solution

The fourth proportional to 38,405.39, 57,617.81 and 10,703.39 is: 16,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405.39 : 57,617.81 = 10,703.39 : x
  2. Step 2: Convert to fraction form
    38,405.39/57,617.81 = 10,703.39/x
  3. Step 3: Cross multiply
    38,405.39x = 57,617.81 × 10,703.39
  4. Step 4: Simplify right side
    38,405.39x = 616,705,883.90
  5. Step 5: Solve for x
    x = 616,705,883.90/38,405.39
  6. Step 6: Final answer
    x = 16,057.79

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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.