Home / 38,895.24-58,305.10-30,978.44

Finding the Fourth Proportional to 38,895.24, 58,305.10 and 30,978.44

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Solution

The fourth proportional to 38,895.24, 58,305.10 and 30,978.44 is: 46,437.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,895.24 : 58,305.10 = 30,978.44 : x
  2. Step 2: Convert to fraction form
    38,895.24/58,305.10 = 30,978.44/x
  3. Step 3: Cross multiply
    38,895.24x = 58,305.10 × 30,978.44
  4. Step 4: Simplify right side
    38,895.24x = 1,806,201,042.04
  5. Step 5: Solve for x
    x = 1,806,201,042.04/38,895.24
  6. Step 6: Final answer
    x = 46,437.59

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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.