Home / 45,628.82-68,386.72-25,847.41

Finding the Fourth Proportional to 45,628.82, 68,386.72 and 25,847.41

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Solution

The fourth proportional to 45,628.82, 68,386.72 and 25,847.41 is: 38,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.82 : 68,386.72 = 25,847.41 : x
  2. Step 2: Convert to fraction form
    45,628.82/68,386.72 = 25,847.41/x
  3. Step 3: Cross multiply
    45,628.82x = 68,386.72 × 25,847.41
  4. Step 4: Simplify right side
    45,628.82x = 1,767,619,590.40
  5. Step 5: Solve for x
    x = 1,767,619,590.40/45,628.82
  6. Step 6: Final answer
    x = 38,739.10

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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.