Home / 31,077.43-46,617.76-8,894.07

Finding the Fourth Proportional to 31,077.43, 46,617.76 and 8,894.07

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Solution

The fourth proportional to 31,077.43, 46,617.76 and 8,894.07 is: 13,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,077.43 : 46,617.76 = 8,894.07 : x
  2. Step 2: Convert to fraction form
    31,077.43/46,617.76 = 8,894.07/x
  3. Step 3: Cross multiply
    31,077.43x = 46,617.76 × 8,894.07
  4. Step 4: Simplify right side
    31,077.43x = 414,621,620.68
  5. Step 5: Solve for x
    x = 414,621,620.68/31,077.43
  6. Step 6: Final answer
    x = 13,341.57

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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.