Home / 13,946.54-20,915.48-4,710.38

Finding the Fourth Proportional to 13,946.54, 20,915.48 and 4,710.38

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Solution

The fourth proportional to 13,946.54, 20,915.48 and 4,710.38 is: 7,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.54 : 20,915.48 = 4,710.38 : x
  2. Step 2: Convert to fraction form
    13,946.54/20,915.48 = 4,710.38/x
  3. Step 3: Cross multiply
    13,946.54x = 20,915.48 × 4,710.38
  4. Step 4: Simplify right side
    13,946.54x = 98,519,765.88
  5. Step 5: Solve for x
    x = 98,519,765.88/13,946.54
  6. Step 6: Final answer
    x = 7,064.10

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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.