Home / 43,104.24-64,656.31-13,524.36

Finding the Fourth Proportional to 43,104.24, 64,656.31 and 13,524.36

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Solution

The fourth proportional to 43,104.24, 64,656.31 and 13,524.36 is: 20,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.24 : 64,656.31 = 13,524.36 : x
  2. Step 2: Convert to fraction form
    43,104.24/64,656.31 = 13,524.36/x
  3. Step 3: Cross multiply
    43,104.24x = 64,656.31 × 13,524.36
  4. Step 4: Simplify right side
    43,104.24x = 874,435,212.71
  5. Step 5: Solve for x
    x = 874,435,212.71/43,104.24
  6. Step 6: Final answer
    x = 20,286.52

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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.