Home / 43,492.53-65,241.36-13,908.06

Finding the Fourth Proportional to 43,492.53, 65,241.36 and 13,908.06

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Solution

The fourth proportional to 43,492.53, 65,241.36 and 13,908.06 is: 20,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,492.53 : 65,241.36 = 13,908.06 : x
  2. Step 2: Convert to fraction form
    43,492.53/65,241.36 = 13,908.06/x
  3. Step 3: Cross multiply
    43,492.53x = 65,241.36 × 13,908.06
  4. Step 4: Simplify right side
    43,492.53x = 907,380,749.36
  5. Step 5: Solve for x
    x = 907,380,749.36/43,492.53
  6. Step 6: Final answer
    x = 20,862.91

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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.