Home / 43,583.48-65,360.88-13,994.28

Finding the Fourth Proportional to 43,583.48, 65,360.88 and 13,994.28

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Solution

The fourth proportional to 43,583.48, 65,360.88 and 13,994.28 is: 20,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,583.48 : 65,360.88 = 13,994.28 : x
  2. Step 2: Convert to fraction form
    43,583.48/65,360.88 = 13,994.28/x
  3. Step 3: Cross multiply
    43,583.48x = 65,360.88 × 13,994.28
  4. Step 4: Simplify right side
    43,583.48x = 914,678,455.77
  5. Step 5: Solve for x
    x = 914,678,455.77/43,583.48
  6. Step 6: Final answer
    x = 20,986.82

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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.