Home / 35,814.80-53,745.51-13,628.36

Finding the Fourth Proportional to 35,814.80, 53,745.51 and 13,628.36

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Solution

The fourth proportional to 35,814.80, 53,745.51 and 13,628.36 is: 20,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.80 : 53,745.51 = 13,628.36 : x
  2. Step 2: Convert to fraction form
    35,814.80/53,745.51 = 13,628.36/x
  3. Step 3: Cross multiply
    35,814.80x = 53,745.51 × 13,628.36
  4. Step 4: Simplify right side
    35,814.80x = 732,463,158.66
  5. Step 5: Solve for x
    x = 732,463,158.66/35,814.80
  6. Step 6: Final answer
    x = 20,451.41

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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.