Home / 19,682.24-27,161.34-10,729.96

Finding the Fourth Proportional to 19,682.24, 27,161.34 and 10,729.96

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Solution

The fourth proportional to 19,682.24, 27,161.34 and 10,729.96 is: 14,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.24 : 27,161.34 = 10,729.96 : x
  2. Step 2: Convert to fraction form
    19,682.24/27,161.34 = 10,729.96/x
  3. Step 3: Cross multiply
    19,682.24x = 27,161.34 × 10,729.96
  4. Step 4: Simplify right side
    19,682.24x = 291,440,091.75
  5. Step 5: Solve for x
    x = 291,440,091.75/19,682.24
  6. Step 6: Final answer
    x = 14,807.26

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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.