Home / 30,730.99-46,086.22-12,006.17

Finding the Fourth Proportional to 30,730.99, 46,086.22 and 12,006.17

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Solution

The fourth proportional to 30,730.99, 46,086.22 and 12,006.17 is: 18,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,730.99 : 46,086.22 = 12,006.17 : x
  2. Step 2: Convert to fraction form
    30,730.99/46,086.22 = 12,006.17/x
  3. Step 3: Cross multiply
    30,730.99x = 46,086.22 × 12,006.17
  4. Step 4: Simplify right side
    30,730.99x = 553,318,991.98
  5. Step 5: Solve for x
    x = 553,318,991.98/30,730.99
  6. Step 6: Final answer
    x = 18,005.24

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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.