Home / 31,696.74-43,741.80-17,549.89

Finding the Fourth Proportional to 31,696.74, 43,741.80 and 17,549.89

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Solution

The fourth proportional to 31,696.74, 43,741.80 and 17,549.89 is: 24,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696.74 : 43,741.80 = 17,549.89 : x
  2. Step 2: Convert to fraction form
    31,696.74/43,741.80 = 17,549.89/x
  3. Step 3: Cross multiply
    31,696.74x = 43,741.80 × 17,549.89
  4. Step 4: Simplify right side
    31,696.74x = 767,663,669.05
  5. Step 5: Solve for x
    x = 767,663,669.05/31,696.74
  6. Step 6: Final answer
    x = 24,219.01

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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.