Home / 29,129.80-43,685.44-9,403.77

Finding the Fourth Proportional to 29,129.80, 43,685.44 and 9,403.77

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Solution

The fourth proportional to 29,129.80, 43,685.44 and 9,403.77 is: 14,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.80 : 43,685.44 = 9,403.77 : x
  2. Step 2: Convert to fraction form
    29,129.80/43,685.44 = 9,403.77/x
  3. Step 3: Cross multiply
    29,129.80x = 43,685.44 × 9,403.77
  4. Step 4: Simplify right side
    29,129.80x = 410,807,806.60
  5. Step 5: Solve for x
    x = 410,807,806.60/29,129.80
  6. Step 6: Final answer
    x = 14,102.66

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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.