Home / 39,710.98-54,813.45-25,563.81

Finding the Fourth Proportional to 39,710.98, 54,813.45 and 25,563.81

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Solution

The fourth proportional to 39,710.98, 54,813.45 and 25,563.81 is: 35,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,710.98 : 54,813.45 = 25,563.81 : x
  2. Step 2: Convert to fraction form
    39,710.98/54,813.45 = 25,563.81/x
  3. Step 3: Cross multiply
    39,710.98x = 54,813.45 × 25,563.81
  4. Step 4: Simplify right side
    39,710.98x = 1,401,240,621.24
  5. Step 5: Solve for x
    x = 1,401,240,621.24/39,710.98
  6. Step 6: Final answer
    x = 35,285.97

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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.