Home / 31,777.08-43,852.14-17,629.98

Finding the Fourth Proportional to 31,777.08, 43,852.14 and 17,629.98

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Solution

The fourth proportional to 31,777.08, 43,852.14 and 17,629.98 is: 24,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.08 : 43,852.14 = 17,629.98 : x
  2. Step 2: Convert to fraction form
    31,777.08/43,852.14 = 17,629.98/x
  3. Step 3: Cross multiply
    31,777.08x = 43,852.14 × 17,629.98
  4. Step 4: Simplify right side
    31,777.08x = 773,112,351.16
  5. Step 5: Solve for x
    x = 773,112,351.16/31,777.08
  6. Step 6: Final answer
    x = 24,329.24

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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.