Home / 19,139.34-26,414.73-10,755.84

Finding the Fourth Proportional to 19,139.34, 26,414.73 and 10,755.84

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Solution

The fourth proportional to 19,139.34, 26,414.73 and 10,755.84 is: 14,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139.34 : 26,414.73 = 10,755.84 : x
  2. Step 2: Convert to fraction form
    19,139.34/26,414.73 = 10,755.84/x
  3. Step 3: Cross multiply
    19,139.34x = 26,414.73 × 10,755.84
  4. Step 4: Simplify right side
    19,139.34x = 284,112,609.52
  5. Step 5: Solve for x
    x = 284,112,609.52/19,139.34
  6. Step 6: Final answer
    x = 14,844.43

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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.