Home / 25,859.61-38,758.05-11,800.37

Finding the Fourth Proportional to 25,859.61, 38,758.05 and 11,800.37

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Solution

The fourth proportional to 25,859.61, 38,758.05 and 11,800.37 is: 17,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,859.61 : 38,758.05 = 11,800.37 : x
  2. Step 2: Convert to fraction form
    25,859.61/38,758.05 = 11,800.37/x
  3. Step 3: Cross multiply
    25,859.61x = 38,758.05 × 11,800.37
  4. Step 4: Simplify right side
    25,859.61x = 457,359,136.69
  5. Step 5: Solve for x
    x = 457,359,136.69/25,859.61
  6. Step 6: Final answer
    x = 17,686.23

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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.