Home / 25,551.70-35,251.56-18,853.31

Finding the Fourth Proportional to 25,551.70, 35,251.56 and 18,853.31

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Solution

The fourth proportional to 25,551.70, 35,251.56 and 18,853.31 is: 26,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.70 : 35,251.56 = 18,853.31 : x
  2. Step 2: Convert to fraction form
    25,551.70/35,251.56 = 18,853.31/x
  3. Step 3: Cross multiply
    25,551.70x = 35,251.56 × 18,853.31
  4. Step 4: Simplify right side
    25,551.70x = 664,608,588.66
  5. Step 5: Solve for x
    x = 664,608,588.66/25,551.70
  6. Step 6: Final answer
    x = 26,010.35

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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.