Home / 14,362.26-21,543.75-3,974.10

Finding the Fourth Proportional to 14,362.26, 21,543.75 and 3,974.10

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Solution

The fourth proportional to 14,362.26, 21,543.75 and 3,974.10 is: 5,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.26 : 21,543.75 = 3,974.10 : x
  2. Step 2: Convert to fraction form
    14,362.26/21,543.75 = 3,974.10/x
  3. Step 3: Cross multiply
    14,362.26x = 21,543.75 × 3,974.10
  4. Step 4: Simplify right side
    14,362.26x = 85,617,016.88
  5. Step 5: Solve for x
    x = 85,617,016.88/14,362.26
  6. Step 6: Final answer
    x = 5,961.25

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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.