Home / 46,150.40-69,178.62-21,173.24

Finding the Fourth Proportional to 46,150.40, 69,178.62 and 21,173.24

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Solution

The fourth proportional to 46,150.40, 69,178.62 and 21,173.24 is: 31,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,150.40 : 69,178.62 = 21,173.24 : x
  2. Step 2: Convert to fraction form
    46,150.40/69,178.62 = 21,173.24/x
  3. Step 3: Cross multiply
    46,150.40x = 69,178.62 × 21,173.24
  4. Step 4: Simplify right side
    46,150.40x = 1,464,735,524.13
  5. Step 5: Solve for x
    x = 1,464,735,524.13/46,150.40
  6. Step 6: Final answer
    x = 31,738.31

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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.