Home / 30,961.09-46,441.62-7,587.32

Finding the Fourth Proportional to 30,961.09, 46,441.62 and 7,587.32

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Solution

The fourth proportional to 30,961.09, 46,441.62 and 7,587.32 is: 11,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,961.09 : 46,441.62 = 7,587.32 : x
  2. Step 2: Convert to fraction form
    30,961.09/46,441.62 = 7,587.32/x
  3. Step 3: Cross multiply
    30,961.09x = 46,441.62 × 7,587.32
  4. Step 4: Simplify right side
    30,961.09x = 352,367,432.26
  5. Step 5: Solve for x
    x = 352,367,432.26/30,961.09
  6. Step 6: Final answer
    x = 11,380.98

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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.