Home / 31,849.72-43,952.36-17,313.81

Finding the Fourth Proportional to 31,849.72, 43,952.36 and 17,313.81

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Solution

The fourth proportional to 31,849.72, 43,952.36 and 17,313.81 is: 23,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.72 : 43,952.36 = 17,313.81 : x
  2. Step 2: Convert to fraction form
    31,849.72/43,952.36 = 17,313.81/x
  3. Step 3: Cross multiply
    31,849.72x = 43,952.36 × 17,313.81
  4. Step 4: Simplify right side
    31,849.72x = 760,982,985.73
  5. Step 5: Solve for x
    x = 760,982,985.73/31,849.72
  6. Step 6: Final answer
    x = 23,892.92

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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.