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Finding the Fourth Proportional to 27,174.45, 40,745.48 and 14,052.45

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Solution

The fourth proportional to 27,174.45, 40,745.48 and 14,052.45 is: 21,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,174.45 : 40,745.48 = 14,052.45 : x
  2. Step 2: Convert to fraction form
    27,174.45/40,745.48 = 14,052.45/x
  3. Step 3: Cross multiply
    27,174.45x = 40,745.48 × 14,052.45
  4. Step 4: Simplify right side
    27,174.45x = 572,573,750.16
  5. Step 5: Solve for x
    x = 572,573,750.16/27,174.45
  6. Step 6: Final answer
    x = 21,070.30

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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.