Home / 13,224.54-19,801.26-6,971.55

Finding the Fourth Proportional to 13,224.54, 19,801.26 and 6,971.55

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Solution

The fourth proportional to 13,224.54, 19,801.26 and 6,971.55 is: 10,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.54 : 19,801.26 = 6,971.55 : x
  2. Step 2: Convert to fraction form
    13,224.54/19,801.26 = 6,971.55/x
  3. Step 3: Cross multiply
    13,224.54x = 19,801.26 × 6,971.55
  4. Step 4: Simplify right side
    13,224.54x = 138,045,474.15
  5. Step 5: Solve for x
    x = 138,045,474.15/13,224.54
  6. Step 6: Final answer
    x = 10,438.58

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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.