Home / 31,718.93-43,769.57-17,571.87

Finding the Fourth Proportional to 31,718.93, 43,769.57 and 17,571.87

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Solution

The fourth proportional to 31,718.93, 43,769.57 and 17,571.87 is: 24,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718.93 : 43,769.57 = 17,571.87 : x
  2. Step 2: Convert to fraction form
    31,718.93/43,769.57 = 17,571.87/x
  3. Step 3: Cross multiply
    31,718.93x = 43,769.57 × 17,571.87
  4. Step 4: Simplify right side
    31,718.93x = 769,113,106.14
  5. Step 5: Solve for x
    x = 769,113,106.14/31,718.93
  6. Step 6: Final answer
    x = 24,247.77

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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.