Home / 19,691.67-27,173.97-10,739.34

Finding the Fourth Proportional to 19,691.67, 27,173.97 and 10,739.34

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Solution

The fourth proportional to 19,691.67, 27,173.97 and 10,739.34 is: 14,820.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691.67 : 27,173.97 = 10,739.34 : x
  2. Step 2: Convert to fraction form
    19,691.67/27,173.97 = 10,739.34/x
  3. Step 3: Cross multiply
    19,691.67x = 27,173.97 × 10,739.34
  4. Step 4: Simplify right side
    19,691.67x = 291,830,502.98
  5. Step 5: Solve for x
    x = 291,830,502.98/19,691.67
  6. Step 6: Final answer
    x = 14,820.00

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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.