Home / 28,941.48-43,412.67-9,236.61

Finding the Fourth Proportional to 28,941.48, 43,412.67 and 9,236.61

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Solution

The fourth proportional to 28,941.48, 43,412.67 and 9,236.61 is: 13,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.48 : 43,412.67 = 9,236.61 : x
  2. Step 2: Convert to fraction form
    28,941.48/43,412.67 = 9,236.61/x
  3. Step 3: Cross multiply
    28,941.48x = 43,412.67 × 9,236.61
  4. Step 4: Simplify right side
    28,941.48x = 400,985,901.85
  5. Step 5: Solve for x
    x = 400,985,901.85/28,941.48
  6. Step 6: Final answer
    x = 13,855.06

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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.