Home / 38,810.34-58,209.84-19,083.60

Finding the Fourth Proportional to 38,810.34, 58,209.84 and 19,083.60

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Solution

The fourth proportional to 38,810.34, 58,209.84 and 19,083.60 is: 28,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,810.34 : 58,209.84 = 19,083.60 : x
  2. Step 2: Convert to fraction form
    38,810.34/58,209.84 = 19,083.60/x
  3. Step 3: Cross multiply
    38,810.34x = 58,209.84 × 19,083.60
  4. Step 4: Simplify right side
    38,810.34x = 1,110,853,302.62
  5. Step 5: Solve for x
    x = 1,110,853,302.62/38,810.34
  6. Step 6: Final answer
    x = 28,622.61

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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.