Home / 38,208.74-57,313.79-13,249.67

Finding the Fourth Proportional to 38,208.74, 57,313.79 and 13,249.67

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Solution

The fourth proportional to 38,208.74, 57,313.79 and 13,249.67 is: 19,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208.74 : 57,313.79 = 13,249.67 : x
  2. Step 2: Convert to fraction form
    38,208.74/57,313.79 = 13,249.67/x
  3. Step 3: Cross multiply
    38,208.74x = 57,313.79 × 13,249.67
  4. Step 4: Simplify right side
    38,208.74x = 759,388,980.36
  5. Step 5: Solve for x
    x = 759,388,980.36/38,208.74
  6. Step 6: Final answer
    x = 19,874.74

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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.