Home / 13,334.55-20,002.80-4,569.39

Finding the Fourth Proportional to 13,334.55, 20,002.80 and 4,569.39

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Solution

The fourth proportional to 13,334.55, 20,002.80 and 4,569.39 is: 6,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.55 : 20,002.80 = 4,569.39 : x
  2. Step 2: Convert to fraction form
    13,334.55/20,002.80 = 4,569.39/x
  3. Step 3: Cross multiply
    13,334.55x = 20,002.80 × 4,569.39
  4. Step 4: Simplify right side
    13,334.55x = 91,400,594.29
  5. Step 5: Solve for x
    x = 91,400,594.29/13,334.55
  6. Step 6: Final answer
    x = 6,854.42

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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.