Home / 46,651.36-69,928.44-20,349.04

Finding the Fourth Proportional to 46,651.36, 69,928.44 and 20,349.04

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Solution

The fourth proportional to 46,651.36, 69,928.44 and 20,349.04 is: 30,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,651.36 : 69,928.44 = 20,349.04 : x
  2. Step 2: Convert to fraction form
    46,651.36/69,928.44 = 20,349.04/x
  3. Step 3: Cross multiply
    46,651.36x = 69,928.44 × 20,349.04
  4. Step 4: Simplify right side
    46,651.36x = 1,422,976,622.70
  5. Step 5: Solve for x
    x = 1,422,976,622.70/46,651.36
  6. Step 6: Final answer
    x = 30,502.36

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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.