Home / 18,873.85-28,310.67-4,833.85

Finding the Fourth Proportional to 18,873.85, 28,310.67 and 4,833.85

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Solution

The fourth proportional to 18,873.85, 28,310.67 and 4,833.85 is: 7,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,873.85 : 28,310.67 = 4,833.85 : x
  2. Step 2: Convert to fraction form
    18,873.85/28,310.67 = 4,833.85/x
  3. Step 3: Cross multiply
    18,873.85x = 28,310.67 × 4,833.85
  4. Step 4: Simplify right side
    18,873.85x = 136,849,532.18
  5. Step 5: Solve for x
    x = 136,849,532.18/18,873.85
  6. Step 6: Final answer
    x = 7,250.75

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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.