Home / 30,845.88-46,260.72-11,120.76

Finding the Fourth Proportional to 30,845.88, 46,260.72 and 11,120.76

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Solution

The fourth proportional to 30,845.88, 46,260.72 and 11,120.76 is: 16,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.88 : 46,260.72 = 11,120.76 : x
  2. Step 2: Convert to fraction form
    30,845.88/46,260.72 = 11,120.76/x
  3. Step 3: Cross multiply
    30,845.88x = 46,260.72 × 11,120.76
  4. Step 4: Simplify right side
    30,845.88x = 514,454,364.55
  5. Step 5: Solve for x
    x = 514,454,364.55/30,845.88
  6. Step 6: Final answer
    x = 16,678.22

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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.