Home / 27,372.98-37,774.77-14,797.78

Finding the Fourth Proportional to 27,372.98, 37,774.77 and 14,797.78

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Solution

The fourth proportional to 27,372.98, 37,774.77 and 14,797.78 is: 20,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.98 : 37,774.77 = 14,797.78 : x
  2. Step 2: Convert to fraction form
    27,372.98/37,774.77 = 14,797.78/x
  3. Step 3: Cross multiply
    27,372.98x = 37,774.77 × 14,797.78
  4. Step 4: Simplify right side
    27,372.98x = 558,982,736.01
  5. Step 5: Solve for x
    x = 558,982,736.01/27,372.98
  6. Step 6: Final answer
    x = 20,420.97

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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.