Home / 31,429.65-43,371.80-17,282.37

Finding the Fourth Proportional to 31,429.65, 43,371.80 and 17,282.37

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Solution

The fourth proportional to 31,429.65, 43,371.80 and 17,282.37 is: 23,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,429.65 : 43,371.80 = 17,282.37 : x
  2. Step 2: Convert to fraction form
    31,429.65/43,371.80 = 17,282.37/x
  3. Step 3: Cross multiply
    31,429.65x = 43,371.80 × 17,282.37
  4. Step 4: Simplify right side
    31,429.65x = 749,567,408.75
  5. Step 5: Solve for x
    x = 749,567,408.75/31,429.65
  6. Step 6: Final answer
    x = 23,849.05

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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.