Home / 51,537.36-71,132.82-30,030.65

Finding the Fourth Proportional to 51,537.36, 71,132.82 and 30,030.65

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Solution

The fourth proportional to 51,537.36, 71,132.82 and 30,030.65 is: 41,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,537.36 : 71,132.82 = 30,030.65 : x
  2. Step 2: Convert to fraction form
    51,537.36/71,132.82 = 30,030.65/x
  3. Step 3: Cross multiply
    51,537.36x = 71,132.82 × 30,030.65
  4. Step 4: Simplify right side
    51,537.36x = 2,136,164,619.40
  5. Step 5: Solve for x
    x = 2,136,164,619.40/51,537.36
  6. Step 6: Final answer
    x = 41,448.85

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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.