Home / 13,394.85-20,089.71-4,627.95

Finding the Fourth Proportional to 13,394.85, 20,089.71 and 4,627.95

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Solution

The fourth proportional to 13,394.85, 20,089.71 and 4,627.95 is: 6,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.85 : 20,089.71 = 4,627.95 : x
  2. Step 2: Convert to fraction form
    13,394.85/20,089.71 = 4,627.95/x
  3. Step 3: Cross multiply
    13,394.85x = 20,089.71 × 4,627.95
  4. Step 4: Simplify right side
    13,394.85x = 92,974,173.39
  5. Step 5: Solve for x
    x = 92,974,173.39/13,394.85
  6. Step 6: Final answer
    x = 6,941.04

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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.