Home / 30,863.55-46,298.06-8,677.12

Finding the Fourth Proportional to 30,863.55, 46,298.06 and 8,677.12

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Solution

The fourth proportional to 30,863.55, 46,298.06 and 8,677.12 is: 13,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.55 : 46,298.06 = 8,677.12 : x
  2. Step 2: Convert to fraction form
    30,863.55/46,298.06 = 8,677.12/x
  3. Step 3: Cross multiply
    30,863.55x = 46,298.06 × 8,677.12
  4. Step 4: Simplify right side
    30,863.55x = 401,733,627.99
  5. Step 5: Solve for x
    x = 401,733,627.99/30,863.55
  6. Step 6: Final answer
    x = 13,016.44

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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.