Home / 34,505.39-51,758.28-13,743.47

Finding the Fourth Proportional to 34,505.39, 51,758.28 and 13,743.47

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Solution

The fourth proportional to 34,505.39, 51,758.28 and 13,743.47 is: 20,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.39 : 51,758.28 = 13,743.47 : x
  2. Step 2: Convert to fraction form
    34,505.39/51,758.28 = 13,743.47/x
  3. Step 3: Cross multiply
    34,505.39x = 51,758.28 × 13,743.47
  4. Step 4: Simplify right side
    34,505.39x = 711,338,368.43
  5. Step 5: Solve for x
    x = 711,338,368.43/34,505.39
  6. Step 6: Final answer
    x = 20,615.28

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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.