Home / 31,259.62-43,143.33-17,835.29

Finding the Fourth Proportional to 31,259.62, 43,143.33 and 17,835.29

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Solution

The fourth proportional to 31,259.62, 43,143.33 and 17,835.29 is: 24,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.62 : 43,143.33 = 17,835.29 : x
  2. Step 2: Convert to fraction form
    31,259.62/43,143.33 = 17,835.29/x
  3. Step 3: Cross multiply
    31,259.62x = 43,143.33 × 17,835.29
  4. Step 4: Simplify right side
    31,259.62x = 769,473,815.07
  5. Step 5: Solve for x
    x = 769,473,815.07/31,259.62
  6. Step 6: Final answer
    x = 24,615.58

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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.