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Finding the Fourth Proportional to 49,851.95, 74,749.88 and 16,554.20

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Solution

The fourth proportional to 49,851.95, 74,749.88 and 16,554.20 is: 24,821.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.95 : 74,749.88 = 16,554.20 : x
  2. Step 2: Convert to fraction form
    49,851.95/74,749.88 = 16,554.20/x
  3. Step 3: Cross multiply
    49,851.95x = 74,749.88 × 16,554.20
  4. Step 4: Simplify right side
    49,851.95x = 1,237,424,006.98
  5. Step 5: Solve for x
    x = 1,237,424,006.98/49,851.95
  6. Step 6: Final answer
    x = 24,821.98

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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.