Home / 31,054.04-46,550.69-12,327.85

Finding the Fourth Proportional to 31,054.04, 46,550.69 and 12,327.85

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Solution

The fourth proportional to 31,054.04, 46,550.69 and 12,327.85 is: 18,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.04 : 46,550.69 = 12,327.85 : x
  2. Step 2: Convert to fraction form
    31,054.04/46,550.69 = 12,327.85/x
  3. Step 3: Cross multiply
    31,054.04x = 46,550.69 × 12,327.85
  4. Step 4: Simplify right side
    31,054.04x = 573,869,978.45
  5. Step 5: Solve for x
    x = 573,869,978.45/31,054.04
  6. Step 6: Final answer
    x = 18,479.72

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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.