Home / 31,131.76-46,555.80-23,239.84

Finding the Fourth Proportional to 31,131.76, 46,555.80 and 23,239.84

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Solution

The fourth proportional to 31,131.76, 46,555.80 and 23,239.84 is: 34,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131.76 : 46,555.80 = 23,239.84 : x
  2. Step 2: Convert to fraction form
    31,131.76/46,555.80 = 23,239.84/x
  3. Step 3: Cross multiply
    31,131.76x = 46,555.80 × 23,239.84
  4. Step 4: Simplify right side
    31,131.76x = 1,081,949,343.07
  5. Step 5: Solve for x
    x = 1,081,949,343.07/31,131.76
  6. Step 6: Final answer
    x = 34,753.88

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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.