Home / 30,994.22-46,471.08-12,276.74

Finding the Fourth Proportional to 30,994.22, 46,471.08 and 12,276.74

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Solution

The fourth proportional to 30,994.22, 46,471.08 and 12,276.74 is: 18,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,994.22 : 46,471.08 = 12,276.74 : x
  2. Step 2: Convert to fraction form
    30,994.22/46,471.08 = 12,276.74/x
  3. Step 3: Cross multiply
    30,994.22x = 46,471.08 × 12,276.74
  4. Step 4: Simplify right side
    30,994.22x = 570,513,366.68
  5. Step 5: Solve for x
    x = 570,513,366.68/30,994.22
  6. Step 6: Final answer
    x = 18,407.09

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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.