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Finding the Fourth Proportional to 52,506.50, 78,736.05 and 15,057.97

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Solution

The fourth proportional to 52,506.50, 78,736.05 and 15,057.97 is: 22,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506.50 : 78,736.05 = 15,057.97 : x
  2. Step 2: Convert to fraction form
    52,506.50/78,736.05 = 15,057.97/x
  3. Step 3: Cross multiply
    52,506.50x = 78,736.05 × 15,057.97
  4. Step 4: Simplify right side
    52,506.50x = 1,185,604,881.98
  5. Step 5: Solve for x
    x = 1,185,604,881.98/52,506.50
  6. Step 6: Final answer
    x = 22,580.16

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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.