Home / 27,474.12-37,914.30-14,898.78

Finding the Fourth Proportional to 27,474.12, 37,914.30 and 14,898.78

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Solution

The fourth proportional to 27,474.12, 37,914.30 and 14,898.78 is: 20,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.12 : 37,914.30 = 14,898.78 : x
  2. Step 2: Convert to fraction form
    27,474.12/37,914.30 = 14,898.78/x
  3. Step 3: Cross multiply
    27,474.12x = 37,914.30 × 14,898.78
  4. Step 4: Simplify right side
    27,474.12x = 564,876,814.55
  5. Step 5: Solve for x
    x = 564,876,814.55/27,474.12
  6. Step 6: Final answer
    x = 20,560.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.