Home / 13,336.50-20,007.72-5,942.58

Finding the Fourth Proportional to 13,336.50, 20,007.72 and 5,942.58

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Solution

The fourth proportional to 13,336.50, 20,007.72 and 5,942.58 is: 8,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.50 : 20,007.72 = 5,942.58 : x
  2. Step 2: Convert to fraction form
    13,336.50/20,007.72 = 5,942.58/x
  3. Step 3: Cross multiply
    13,336.50x = 20,007.72 × 5,942.58
  4. Step 4: Simplify right side
    13,336.50x = 118,897,476.72
  5. Step 5: Solve for x
    x = 118,897,476.72/13,336.50
  6. Step 6: Final answer
    x = 8,915.19

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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.