Home / 27,400.12-37,812.30-14,824.90

Finding the Fourth Proportional to 27,400.12, 37,812.30 and 14,824.90

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Solution

The fourth proportional to 27,400.12, 37,812.30 and 14,824.90 is: 20,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.12 : 37,812.30 = 14,824.90 : x
  2. Step 2: Convert to fraction form
    27,400.12/37,812.30 = 14,824.90/x
  3. Step 3: Cross multiply
    27,400.12x = 37,812.30 × 14,824.90
  4. Step 4: Simplify right side
    27,400.12x = 560,563,566.27
  5. Step 5: Solve for x
    x = 560,563,566.27/27,400.12
  6. Step 6: Final answer
    x = 20,458.43

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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.