Home / 84,591.89-126,887.93-25,427.56

Finding the Fourth Proportional to 84,591.89, 126,887.93 and 25,427.56

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Solution

The fourth proportional to 84,591.89, 126,887.93 and 25,427.56 is: 38,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,591.89 : 126,887.93 = 25,427.56 : x
  2. Step 2: Convert to fraction form
    84,591.89/126,887.93 = 25,427.56/x
  3. Step 3: Cross multiply
    84,591.89x = 126,887.93 × 25,427.56
  4. Step 4: Simplify right side
    84,591.89x = 3,226,450,104.35
  5. Step 5: Solve for x
    x = 3,226,450,104.35/84,591.89
  6. Step 6: Final answer
    x = 38,141.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.