Home / 34,643.13-51,911.84-18,008.57

Finding the Fourth Proportional to 34,643.13, 51,911.84 and 18,008.57

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Solution

The fourth proportional to 34,643.13, 51,911.84 and 18,008.57 is: 26,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,643.13 : 51,911.84 = 18,008.57 : x
  2. Step 2: Convert to fraction form
    34,643.13/51,911.84 = 18,008.57/x
  3. Step 3: Cross multiply
    34,643.13x = 51,911.84 × 18,008.57
  4. Step 4: Simplify right side
    34,643.13x = 934,857,654.87
  5. Step 5: Solve for x
    x = 934,857,654.87/34,643.13
  6. Step 6: Final answer
    x = 26,985.37

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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.