Home / 31,829.36-47,749.80-14,059.98

Finding the Fourth Proportional to 31,829.36, 47,749.80 and 14,059.98

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Solution

The fourth proportional to 31,829.36, 47,749.80 and 14,059.98 is: 21,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.36 : 47,749.80 = 14,059.98 : x
  2. Step 2: Convert to fraction form
    31,829.36/47,749.80 = 14,059.98/x
  3. Step 3: Cross multiply
    31,829.36x = 47,749.80 × 14,059.98
  4. Step 4: Simplify right side
    31,829.36x = 671,361,285.73
  5. Step 5: Solve for x
    x = 671,361,285.73/31,829.36
  6. Step 6: Final answer
    x = 21,092.52

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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.