Home / 34,031.45-51,014.36-17,399.31

Finding the Fourth Proportional to 34,031.45, 51,014.36 and 17,399.31

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Solution

The fourth proportional to 34,031.45, 51,014.36 and 17,399.31 is: 26,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.45 : 51,014.36 = 17,399.31 : x
  2. Step 2: Convert to fraction form
    34,031.45/51,014.36 = 17,399.31/x
  3. Step 3: Cross multiply
    34,031.45x = 51,014.36 × 17,399.31
  4. Step 4: Simplify right side
    34,031.45x = 887,614,577.10
  5. Step 5: Solve for x
    x = 887,614,577.10/34,031.45
  6. Step 6: Final answer
    x = 26,082.19

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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.