Home / 31,865.81-43,972.52-17,526.63

Finding the Fourth Proportional to 31,865.81, 43,972.52 and 17,526.63

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Solution

The fourth proportional to 31,865.81, 43,972.52 and 17,526.63 is: 24,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,865.81 : 43,972.52 = 17,526.63 : x
  2. Step 2: Convert to fraction form
    31,865.81/43,972.52 = 17,526.63/x
  3. Step 3: Cross multiply
    31,865.81x = 43,972.52 × 17,526.63
  4. Step 4: Simplify right side
    31,865.81x = 770,690,000.57
  5. Step 5: Solve for x
    x = 770,690,000.57/31,865.81
  6. Step 6: Final answer
    x = 24,185.49

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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.