Home / 30,774.95-46,170.22-8,588.32

Finding the Fourth Proportional to 30,774.95, 46,170.22 and 8,588.32

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Solution

The fourth proportional to 30,774.95, 46,170.22 and 8,588.32 is: 12,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774.95 : 46,170.22 = 8,588.32 : x
  2. Step 2: Convert to fraction form
    30,774.95/46,170.22 = 8,588.32/x
  3. Step 3: Cross multiply
    30,774.95x = 46,170.22 × 8,588.32
  4. Step 4: Simplify right side
    30,774.95x = 396,524,623.83
  5. Step 5: Solve for x
    x = 396,524,623.83/30,774.95
  6. Step 6: Final answer
    x = 12,884.66

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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.