Home / 13,915.98-20,867.73-10,004.02

Finding the Fourth Proportional to 13,915.98, 20,867.73 and 10,004.02

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Solution

The fourth proportional to 13,915.98, 20,867.73 and 10,004.02 is: 15,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,915.98 : 20,867.73 = 10,004.02 : x
  2. Step 2: Convert to fraction form
    13,915.98/20,867.73 = 10,004.02/x
  3. Step 3: Cross multiply
    13,915.98x = 20,867.73 × 10,004.02
  4. Step 4: Simplify right side
    13,915.98x = 208,761,188.27
  5. Step 5: Solve for x
    x = 208,761,188.27/13,915.98
  6. Step 6: Final answer
    x = 15,001.54

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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.