Home / 38,382.48-57,467.34-19,622.07

Finding the Fourth Proportional to 38,382.48, 57,467.34 and 19,622.07

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Solution

The fourth proportional to 38,382.48, 57,467.34 and 19,622.07 is: 29,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,382.48 : 57,467.34 = 19,622.07 : x
  2. Step 2: Convert to fraction form
    38,382.48/57,467.34 = 19,622.07/x
  3. Step 3: Cross multiply
    38,382.48x = 57,467.34 × 19,622.07
  4. Step 4: Simplify right side
    38,382.48x = 1,127,628,168.19
  5. Step 5: Solve for x
    x = 1,127,628,168.19/38,382.48
  6. Step 6: Final answer
    x = 29,378.72

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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.