Home / 13,263.23-19,896.10-3,903.26

Finding the Fourth Proportional to 13,263.23, 19,896.10 and 3,903.26

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Solution

The fourth proportional to 13,263.23, 19,896.10 and 3,903.26 is: 5,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.23 : 19,896.10 = 3,903.26 : x
  2. Step 2: Convert to fraction form
    13,263.23/19,896.10 = 3,903.26/x
  3. Step 3: Cross multiply
    13,263.23x = 19,896.10 × 3,903.26
  4. Step 4: Simplify right side
    13,263.23x = 77,659,542.05
  5. Step 5: Solve for x
    x = 77,659,542.05/13,263.23
  6. Step 6: Final answer
    x = 5,855.25

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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.