Home / 18,830.94-28,246.20-4,599.54

Finding the Fourth Proportional to 18,830.94, 28,246.20 and 4,599.54

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Solution

The fourth proportional to 18,830.94, 28,246.20 and 4,599.54 is: 6,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830.94 : 28,246.20 = 4,599.54 : x
  2. Step 2: Convert to fraction form
    18,830.94/28,246.20 = 4,599.54/x
  3. Step 3: Cross multiply
    18,830.94x = 28,246.20 × 4,599.54
  4. Step 4: Simplify right side
    18,830.94x = 129,919,526.75
  5. Step 5: Solve for x
    x = 129,919,526.75/18,830.94
  6. Step 6: Final answer
    x = 6,899.26

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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.