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Finding the Fourth Proportional to 27,895.70, 41,807.10 and 11,242.10

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Solution

The fourth proportional to 27,895.70, 41,807.10 and 11,242.10 is: 16,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,895.70 : 41,807.10 = 11,242.10 : x
  2. Step 2: Convert to fraction form
    27,895.70/41,807.10 = 11,242.10/x
  3. Step 3: Cross multiply
    27,895.70x = 41,807.10 × 11,242.10
  4. Step 4: Simplify right side
    27,895.70x = 469,999,598.91
  5. Step 5: Solve for x
    x = 469,999,598.91/27,895.70
  6. Step 6: Final answer
    x = 16,848.46

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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.