Home / 29,319.84-43,994.88-13,739.04

Finding the Fourth Proportional to 29,319.84, 43,994.88 and 13,739.04

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Solution

The fourth proportional to 29,319.84, 43,994.88 and 13,739.04 is: 20,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319.84 : 43,994.88 = 13,739.04 : x
  2. Step 2: Convert to fraction form
    29,319.84/43,994.88 = 13,739.04/x
  3. Step 3: Cross multiply
    29,319.84x = 43,994.88 × 13,739.04
  4. Step 4: Simplify right side
    29,319.84x = 604,447,416.12
  5. Step 5: Solve for x
    x = 604,447,416.12/29,319.84
  6. Step 6: Final answer
    x = 20,615.65

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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.