Home / 34,090.61-51,157.21-13,032.43

Finding the Fourth Proportional to 34,090.61, 51,157.21 and 13,032.43

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Solution

The fourth proportional to 34,090.61, 51,157.21 and 13,032.43 is: 19,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.61 : 51,157.21 = 13,032.43 : x
  2. Step 2: Convert to fraction form
    34,090.61/51,157.21 = 13,032.43/x
  3. Step 3: Cross multiply
    34,090.61x = 51,157.21 × 13,032.43
  4. Step 4: Simplify right side
    34,090.61x = 666,702,693.16
  5. Step 5: Solve for x
    x = 666,702,693.16/34,090.61
  6. Step 6: Final answer
    x = 19,556.79

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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.