Home / 47,809.03-71,638.61-30,241.75

Finding the Fourth Proportional to 47,809.03, 71,638.61 and 30,241.75

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Solution

The fourth proportional to 47,809.03, 71,638.61 and 30,241.75 is: 45,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,809.03 : 71,638.61 = 30,241.75 : x
  2. Step 2: Convert to fraction form
    47,809.03/71,638.61 = 30,241.75/x
  3. Step 3: Cross multiply
    47,809.03x = 71,638.61 × 30,241.75
  4. Step 4: Simplify right side
    47,809.03x = 2,166,476,575.77
  5. Step 5: Solve for x
    x = 2,166,476,575.77/47,809.03
  6. Step 6: Final answer
    x = 45,315.22

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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.