Home / 45,816.36-68,735.30-14,224.82

Finding the Fourth Proportional to 45,816.36, 68,735.30 and 14,224.82

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Solution

The fourth proportional to 45,816.36, 68,735.30 and 14,224.82 is: 21,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,816.36 : 68,735.30 = 14,224.82 : x
  2. Step 2: Convert to fraction form
    45,816.36/68,735.30 = 14,224.82/x
  3. Step 3: Cross multiply
    45,816.36x = 68,735.30 × 14,224.82
  4. Step 4: Simplify right side
    45,816.36x = 977,746,855.35
  5. Step 5: Solve for x
    x = 977,746,855.35/45,816.36
  6. Step 6: Final answer
    x = 21,340.56

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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.