Home / 36,782.80-55,044.60-25,637.20

Finding the Fourth Proportional to 36,782.80, 55,044.60 and 25,637.20

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Solution

The fourth proportional to 36,782.80, 55,044.60 and 25,637.20 is: 38,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.80 : 55,044.60 = 25,637.20 : x
  2. Step 2: Convert to fraction form
    36,782.80/55,044.60 = 25,637.20/x
  3. Step 3: Cross multiply
    36,782.80x = 55,044.60 × 25,637.20
  4. Step 4: Simplify right side
    36,782.80x = 1,411,189,419.12
  5. Step 5: Solve for x
    x = 1,411,189,419.12/36,782.80
  6. Step 6: Final answer
    x = 38,365.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.