Home / 35,629.48-53,453.44-13,443.04

Finding the Fourth Proportional to 35,629.48, 53,453.44 and 13,443.04

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Solution

The fourth proportional to 35,629.48, 53,453.44 and 13,443.04 is: 20,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.48 : 53,453.44 = 13,443.04 : x
  2. Step 2: Convert to fraction form
    35,629.48/53,453.44 = 13,443.04/x
  3. Step 3: Cross multiply
    35,629.48x = 53,453.44 × 13,443.04
  4. Step 4: Simplify right side
    35,629.48x = 718,576,998.87
  5. Step 5: Solve for x
    x = 718,576,998.87/35,629.48
  6. Step 6: Final answer
    x = 20,168.05

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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.