Home / 51,668.67-77,487.52-18,384.36

Finding the Fourth Proportional to 51,668.67, 77,487.52 and 18,384.36

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Solution

The fourth proportional to 51,668.67, 77,487.52 and 18,384.36 is: 27,571.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,668.67 : 77,487.52 = 18,384.36 : x
  2. Step 2: Convert to fraction form
    51,668.67/77,487.52 = 18,384.36/x
  3. Step 3: Cross multiply
    51,668.67x = 77,487.52 × 18,384.36
  4. Step 4: Simplify right side
    51,668.67x = 1,424,558,463.19
  5. Step 5: Solve for x
    x = 1,424,558,463.19/51,668.67
  6. Step 6: Final answer
    x = 27,571.03

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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.