Home / 35,782.14-53,658.20-13,583.28

Finding the Fourth Proportional to 35,782.14, 53,658.20 and 13,583.28

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Solution

The fourth proportional to 35,782.14, 53,658.20 and 13,583.28 is: 20,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,782.14 : 53,658.20 = 13,583.28 : x
  2. Step 2: Convert to fraction form
    35,782.14/53,658.20 = 13,583.28/x
  3. Step 3: Cross multiply
    35,782.14x = 53,658.20 × 13,583.28
  4. Step 4: Simplify right side
    35,782.14x = 728,854,354.90
  5. Step 5: Solve for x
    x = 728,854,354.90/35,782.14
  6. Step 6: Final answer
    x = 20,369.22

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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.