Home / 46,507.49-69,759.69-20,212.26

Finding the Fourth Proportional to 46,507.49, 69,759.69 and 20,212.26

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Solution

The fourth proportional to 46,507.49, 69,759.69 and 20,212.26 is: 30,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,507.49 : 69,759.69 = 20,212.26 : x
  2. Step 2: Convert to fraction form
    46,507.49/69,759.69 = 20,212.26/x
  3. Step 3: Cross multiply
    46,507.49x = 69,759.69 × 20,212.26
  4. Step 4: Simplify right side
    46,507.49x = 1,410,000,991.80
  5. Step 5: Solve for x
    x = 1,410,000,991.80/46,507.49
  6. Step 6: Final answer
    x = 30,317.72

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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.