Home / 51,257.77-76,888.97-15,716.49

Finding the Fourth Proportional to 51,257.77, 76,888.97 and 15,716.49

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Solution

The fourth proportional to 51,257.77, 76,888.97 and 15,716.49 is: 23,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,257.77 : 76,888.97 = 15,716.49 : x
  2. Step 2: Convert to fraction form
    51,257.77/76,888.97 = 15,716.49/x
  3. Step 3: Cross multiply
    51,257.77x = 76,888.97 × 15,716.49
  4. Step 4: Simplify right side
    51,257.77x = 1,208,424,743.32
  5. Step 5: Solve for x
    x = 1,208,424,743.32/51,257.77
  6. Step 6: Final answer
    x = 23,575.45

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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.