Home / 30,960.91-46,426.72-11,994.43

Finding the Fourth Proportional to 30,960.91, 46,426.72 and 11,994.43

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Solution

The fourth proportional to 30,960.91, 46,426.72 and 11,994.43 is: 17,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,960.91 : 46,426.72 = 11,994.43 : x
  2. Step 2: Convert to fraction form
    30,960.91/46,426.72 = 11,994.43/x
  3. Step 3: Cross multiply
    30,960.91x = 46,426.72 × 11,994.43
  4. Step 4: Simplify right side
    30,960.91x = 556,861,781.05
  5. Step 5: Solve for x
    x = 556,861,781.05/30,960.91
  6. Step 6: Final answer
    x = 17,985.96

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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.