Home / 35,762.90-49,352.82-19,847.36

Finding the Fourth Proportional to 35,762.90, 49,352.82 and 19,847.36

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Solution

The fourth proportional to 35,762.90, 49,352.82 and 19,847.36 is: 27,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,762.90 : 49,352.82 = 19,847.36 : x
  2. Step 2: Convert to fraction form
    35,762.90/49,352.82 = 19,847.36/x
  3. Step 3: Cross multiply
    35,762.90x = 49,352.82 × 19,847.36
  4. Step 4: Simplify right side
    35,762.90x = 979,523,185.56
  5. Step 5: Solve for x
    x = 979,523,185.56/35,762.90
  6. Step 6: Final answer
    x = 27,389.37

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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.