Home / 43,499.46-65,238.54-13,911.17

Finding the Fourth Proportional to 43,499.46, 65,238.54 and 13,911.17

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Solution

The fourth proportional to 43,499.46, 65,238.54 and 13,911.17 is: 20,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,499.46 : 65,238.54 = 13,911.17 : x
  2. Step 2: Convert to fraction form
    43,499.46/65,238.54 = 13,911.17/x
  3. Step 3: Cross multiply
    43,499.46x = 65,238.54 × 13,911.17
  4. Step 4: Simplify right side
    43,499.46x = 907,544,094.30
  5. Step 5: Solve for x
    x = 907,544,094.30/43,499.46
  6. Step 6: Final answer
    x = 20,863.34

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1.5x scale

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.