Home / 30,820.42-46,233.21-8,633.77

Finding the Fourth Proportional to 30,820.42, 46,233.21 and 8,633.77

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Solution

The fourth proportional to 30,820.42, 46,233.21 and 8,633.77 is: 12,951.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,820.42 : 46,233.21 = 8,633.77 : x
  2. Step 2: Convert to fraction form
    30,820.42/46,233.21 = 8,633.77/x
  3. Step 3: Cross multiply
    30,820.42x = 46,233.21 × 8,633.77
  4. Step 4: Simplify right side
    30,820.42x = 399,166,901.50
  5. Step 5: Solve for x
    x = 399,166,901.50/30,820.42
  6. Step 6: Final answer
    x = 12,951.38

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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.