Home / 30,670.24-46,005.31-9,611.90

Finding the Fourth Proportional to 30,670.24, 46,005.31 and 9,611.90

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Solution

The fourth proportional to 30,670.24, 46,005.31 and 9,611.90 is: 14,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,670.24 : 46,005.31 = 9,611.90 : x
  2. Step 2: Convert to fraction form
    30,670.24/46,005.31 = 9,611.90/x
  3. Step 3: Cross multiply
    30,670.24x = 46,005.31 × 9,611.90
  4. Step 4: Simplify right side
    30,670.24x = 442,198,439.19
  5. Step 5: Solve for x
    x = 442,198,439.19/30,670.24
  6. Step 6: Final answer
    x = 14,417.83

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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.