Home / 45,447.76-68,174.52-14,284.24

Finding the Fourth Proportional to 45,447.76, 68,174.52 and 14,284.24

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Solution

The fourth proportional to 45,447.76, 68,174.52 and 14,284.24 is: 21,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.76 : 68,174.52 = 14,284.24 : x
  2. Step 2: Convert to fraction form
    45,447.76/68,174.52 = 14,284.24/x
  3. Step 3: Cross multiply
    45,447.76x = 68,174.52 × 14,284.24
  4. Step 4: Simplify right side
    45,447.76x = 973,821,205.56
  5. Step 5: Solve for x
    x = 973,821,205.56/45,447.76
  6. Step 6: Final answer
    x = 21,427.27

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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.