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Finding the Fourth Proportional to 27,048.98, 40,573.48 and 11,253.72

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Solution

The fourth proportional to 27,048.98, 40,573.48 and 11,253.72 is: 16,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.98 : 40,573.48 = 11,253.72 : x
  2. Step 2: Convert to fraction form
    27,048.98/40,573.48 = 11,253.72/x
  3. Step 3: Cross multiply
    27,048.98x = 40,573.48 × 11,253.72
  4. Step 4: Simplify right side
    27,048.98x = 456,602,583.35
  5. Step 5: Solve for x
    x = 456,602,583.35/27,048.98
  6. Step 6: Final answer
    x = 16,880.58

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1.5x scale

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.