Home / 13,336.97-20,007.64-5,017.68

Finding the Fourth Proportional to 13,336.97, 20,007.64 and 5,017.68

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Solution

The fourth proportional to 13,336.97, 20,007.64 and 5,017.68 is: 7,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.97 : 20,007.64 = 5,017.68 : x
  2. Step 2: Convert to fraction form
    13,336.97/20,007.64 = 5,017.68/x
  3. Step 3: Cross multiply
    13,336.97x = 20,007.64 × 5,017.68
  4. Step 4: Simplify right side
    13,336.97x = 100,391,941.35
  5. Step 5: Solve for x
    x = 100,391,941.35/13,336.97
  6. Step 6: Final answer
    x = 7,527.34

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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.