Home / 19,792.59-27,313.19-10,839.90

Finding the Fourth Proportional to 19,792.59, 27,313.19 and 10,839.90

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Solution

The fourth proportional to 19,792.59, 27,313.19 and 10,839.90 is: 14,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.59 : 27,313.19 = 10,839.90 : x
  2. Step 2: Convert to fraction form
    19,792.59/27,313.19 = 10,839.90/x
  3. Step 3: Cross multiply
    19,792.59x = 27,313.19 × 10,839.90
  4. Step 4: Simplify right side
    19,792.59x = 296,072,245.09
  5. Step 5: Solve for x
    x = 296,072,245.09/19,792.59
  6. Step 6: Final answer
    x = 14,958.74

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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.