Home / 19,670.56-29,464.22-15,906.20

Finding the Fourth Proportional to 19,670.56, 29,464.22 and 15,906.20

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Solution

The fourth proportional to 19,670.56, 29,464.22 and 15,906.20 is: 23,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.56 : 29,464.22 = 15,906.20 : x
  2. Step 2: Convert to fraction form
    19,670.56/29,464.22 = 15,906.20/x
  3. Step 3: Cross multiply
    19,670.56x = 29,464.22 × 15,906.20
  4. Step 4: Simplify right side
    19,670.56x = 468,663,668.61
  5. Step 5: Solve for x
    x = 468,663,668.61/19,670.56
  6. Step 6: Final answer
    x = 23,825.64

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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.