Home / 47,577.82-71,315.22-30,949.72

Finding the Fourth Proportional to 47,577.82, 71,315.22 and 30,949.72

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Solution

The fourth proportional to 47,577.82, 71,315.22 and 30,949.72 is: 46,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,577.82 : 71,315.22 = 30,949.72 : x
  2. Step 2: Convert to fraction form
    47,577.82/71,315.22 = 30,949.72/x
  3. Step 3: Cross multiply
    47,577.82x = 71,315.22 × 30,949.72
  4. Step 4: Simplify right side
    47,577.82x = 2,207,186,090.74
  5. Step 5: Solve for x
    x = 2,207,186,090.74/47,577.82
  6. Step 6: Final answer
    x = 46,391.07

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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.