Home / 37,521.80-51,781.41-20,525.03

Finding the Fourth Proportional to 37,521.80, 51,781.41 and 20,525.03

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Solution

The fourth proportional to 37,521.80, 51,781.41 and 20,525.03 is: 28,325.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,521.80 : 51,781.41 = 20,525.03 : x
  2. Step 2: Convert to fraction form
    37,521.80/51,781.41 = 20,525.03/x
  3. Step 3: Cross multiply
    37,521.80x = 51,781.41 × 20,525.03
  4. Step 4: Simplify right side
    37,521.80x = 1,062,814,734.79
  5. Step 5: Solve for x
    x = 1,062,814,734.79/37,521.80
  6. Step 6: Final answer
    x = 28,325.26

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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.