Home / 27,143.00-40,720.93-11,339.26

Finding the Fourth Proportional to 27,143.00, 40,720.93 and 11,339.26

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Solution

The fourth proportional to 27,143.00, 40,720.93 and 11,339.26 is: 17,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.00 : 40,720.93 = 11,339.26 : x
  2. Step 2: Convert to fraction form
    27,143.00/40,720.93 = 11,339.26/x
  3. Step 3: Cross multiply
    27,143.00x = 40,720.93 × 11,339.26
  4. Step 4: Simplify right side
    27,143.00x = 461,745,082.56
  5. Step 5: Solve for x
    x = 461,745,082.56/27,143.00
  6. Step 6: Final answer
    x = 17,011.57

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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.