Home / 19,837.92-29,728.92-15,659.55

Finding the Fourth Proportional to 19,837.92, 29,728.92 and 15,659.55

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Solution

The fourth proportional to 19,837.92, 29,728.92 and 15,659.55 is: 23,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.92 : 29,728.92 = 15,659.55 : x
  2. Step 2: Convert to fraction form
    19,837.92/29,728.92 = 15,659.55/x
  3. Step 3: Cross multiply
    19,837.92x = 29,728.92 × 15,659.55
  4. Step 4: Simplify right side
    19,837.92x = 465,541,509.19
  5. Step 5: Solve for x
    x = 465,541,509.19/19,837.92
  6. Step 6: Final answer
    x = 23,467.25

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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.