Home / 35,814.74-53,745.44-13,628.30

Finding the Fourth Proportional to 35,814.74, 53,745.44 and 13,628.30

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Solution

The fourth proportional to 35,814.74, 53,745.44 and 13,628.30 is: 20,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.74 : 53,745.44 = 13,628.30 : x
  2. Step 2: Convert to fraction form
    35,814.74/53,745.44 = 13,628.30/x
  3. Step 3: Cross multiply
    35,814.74x = 53,745.44 × 13,628.30
  4. Step 4: Simplify right side
    35,814.74x = 732,458,643.08
  5. Step 5: Solve for x
    x = 732,458,643.08/35,814.74
  6. Step 6: Final answer
    x = 20,451.32

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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.