Home / 39,525.02-54,543.75-21,619.97

Finding the Fourth Proportional to 39,525.02, 54,543.75 and 21,619.97

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Solution

The fourth proportional to 39,525.02, 54,543.75 and 21,619.97 is: 29,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,525.02 : 54,543.75 = 21,619.97 : x
  2. Step 2: Convert to fraction form
    39,525.02/54,543.75 = 21,619.97/x
  3. Step 3: Cross multiply
    39,525.02x = 54,543.75 × 21,619.97
  4. Step 4: Simplify right side
    39,525.02x = 1,179,234,238.69
  5. Step 5: Solve for x
    x = 1,179,234,238.69/39,525.02
  6. Step 6: Final answer
    x = 29,835.13

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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.