Home / 31,956.73-47,941.25-14,426.56

Finding the Fourth Proportional to 31,956.73, 47,941.25 and 14,426.56

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Solution

The fourth proportional to 31,956.73, 47,941.25 and 14,426.56 is: 21,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.73 : 47,941.25 = 14,426.56 : x
  2. Step 2: Convert to fraction form
    31,956.73/47,941.25 = 14,426.56/x
  3. Step 3: Cross multiply
    31,956.73x = 47,941.25 × 14,426.56
  4. Step 4: Simplify right side
    31,956.73x = 691,627,319.60
  5. Step 5: Solve for x
    x = 691,627,319.60/31,956.73
  6. Step 6: Final answer
    x = 21,642.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.