Home / 54,941.72-82,355.12-25,378.94

Finding the Fourth Proportional to 54,941.72, 82,355.12 and 25,378.94

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Solution

The fourth proportional to 54,941.72, 82,355.12 and 25,378.94 is: 38,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,941.72 : 82,355.12 = 25,378.94 : x
  2. Step 2: Convert to fraction form
    54,941.72/82,355.12 = 25,378.94/x
  3. Step 3: Cross multiply
    54,941.72x = 82,355.12 × 25,378.94
  4. Step 4: Simplify right side
    54,941.72x = 2,090,085,649.17
  5. Step 5: Solve for x
    x = 2,090,085,649.17/54,941.72
  6. Step 6: Final answer
    x = 38,041.87

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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.