Home / 19,792.94-27,313.29-10,840.49

Finding the Fourth Proportional to 19,792.94, 27,313.29 and 10,840.49

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Solution

The fourth proportional to 19,792.94, 27,313.29 and 10,840.49 is: 14,959.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.94 : 27,313.29 = 10,840.49 : x
  2. Step 2: Convert to fraction form
    19,792.94/27,313.29 = 10,840.49/x
  3. Step 3: Cross multiply
    19,792.94x = 27,313.29 × 10,840.49
  4. Step 4: Simplify right side
    19,792.94x = 296,089,310.55
  5. Step 5: Solve for x
    x = 296,089,310.55/19,792.94
  6. Step 6: Final answer
    x = 14,959.34

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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.