Home / 19,693.44-29,561.22-10,935.72

Finding the Fourth Proportional to 19,693.44, 29,561.22 and 10,935.72

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Solution

The fourth proportional to 19,693.44, 29,561.22 and 10,935.72 is: 16,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.44 : 29,561.22 = 10,935.72 : x
  2. Step 2: Convert to fraction form
    19,693.44/29,561.22 = 10,935.72/x
  3. Step 3: Cross multiply
    19,693.44x = 29,561.22 × 10,935.72
  4. Step 4: Simplify right side
    19,693.44x = 323,273,224.78
  5. Step 5: Solve for x
    x = 323,273,224.78/19,693.44
  6. Step 6: Final answer
    x = 16,415.27

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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.