Home / 19,735.62-29,561.34-15,971.28

Finding the Fourth Proportional to 19,735.62, 29,561.34 and 15,971.28

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Solution

The fourth proportional to 19,735.62, 29,561.34 and 15,971.28 is: 23,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.62 : 29,561.34 = 15,971.28 : x
  2. Step 2: Convert to fraction form
    19,735.62/29,561.34 = 15,971.28/x
  3. Step 3: Cross multiply
    19,735.62x = 29,561.34 × 15,971.28
  4. Step 4: Simplify right side
    19,735.62x = 472,132,438.32
  5. Step 5: Solve for x
    x = 472,132,438.32/19,735.62
  6. Step 6: Final answer
    x = 23,922.86

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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.