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Finding the Fourth Proportional to 61,769.74, 92,653.86 and 15,022.66

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Solution

The fourth proportional to 61,769.74, 92,653.86 and 15,022.66 is: 22,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,769.74 : 92,653.86 = 15,022.66 : x
  2. Step 2: Convert to fraction form
    61,769.74/92,653.86 = 15,022.66/x
  3. Step 3: Cross multiply
    61,769.74x = 92,653.86 × 15,022.66
  4. Step 4: Simplify right side
    61,769.74x = 1,391,907,436.47
  5. Step 5: Solve for x
    x = 1,391,907,436.47/61,769.74
  6. Step 6: Final answer
    x = 22,533.81

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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.