Home / 30,682.14-45,985.52-15,882.62

Finding the Fourth Proportional to 30,682.14, 45,985.52 and 15,882.62

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Solution

The fourth proportional to 30,682.14, 45,985.52 and 15,882.62 is: 23,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,682.14 : 45,985.52 = 15,882.62 : x
  2. Step 2: Convert to fraction form
    30,682.14/45,985.52 = 15,882.62/x
  3. Step 3: Cross multiply
    30,682.14x = 45,985.52 × 15,882.62
  4. Step 4: Simplify right side
    30,682.14x = 730,370,539.66
  5. Step 5: Solve for x
    x = 730,370,539.66/30,682.14
  6. Step 6: Final answer
    x = 23,804.42

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1.5x scale

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.