Home / 23,321.29-32,157.96-15,754.48

Finding the Fourth Proportional to 23,321.29, 32,157.96 and 15,754.48

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Solution

The fourth proportional to 23,321.29, 32,157.96 and 15,754.48 is: 21,724.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.29 : 32,157.96 = 15,754.48 : x
  2. Step 2: Convert to fraction form
    23,321.29/32,157.96 = 15,754.48/x
  3. Step 3: Cross multiply
    23,321.29x = 32,157.96 × 15,754.48
  4. Step 4: Simplify right side
    23,321.29x = 506,632,117.33
  5. Step 5: Solve for x
    x = 506,632,117.33/23,321.29
  6. Step 6: Final answer
    x = 21,724.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.