Home / 31,643.45-47,477.43-29,059.96

Finding the Fourth Proportional to 31,643.45, 47,477.43 and 29,059.96

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Solution

The fourth proportional to 31,643.45, 47,477.43 and 29,059.96 is: 43,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.45 : 47,477.43 = 29,059.96 : x
  2. Step 2: Convert to fraction form
    31,643.45/47,477.43 = 29,059.96/x
  3. Step 3: Cross multiply
    31,643.45x = 47,477.43 × 29,059.96
  4. Step 4: Simplify right side
    31,643.45x = 1,379,691,834.02
  5. Step 5: Solve for x
    x = 1,379,691,834.02/31,643.45
  6. Step 6: Final answer
    x = 43,601.18

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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.