Home / 35,716.80-53,579.52-13,524.96

Finding the Fourth Proportional to 35,716.80, 53,579.52 and 13,524.96

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Solution

The fourth proportional to 35,716.80, 53,579.52 and 13,524.96 is: 20,289.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,716.80 : 53,579.52 = 13,524.96 : x
  2. Step 2: Convert to fraction form
    35,716.80/53,579.52 = 13,524.96/x
  3. Step 3: Cross multiply
    35,716.80x = 53,579.52 × 13,524.96
  4. Step 4: Simplify right side
    35,716.80x = 724,660,864.82
  5. Step 5: Solve for x
    x = 724,660,864.82/35,716.80
  6. Step 6: Final answer
    x = 20,289.08

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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.