Home / 28,859.83-43,294.07-10,136.56

Finding the Fourth Proportional to 28,859.83, 43,294.07 and 10,136.56

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Solution

The fourth proportional to 28,859.83, 43,294.07 and 10,136.56 is: 15,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.83 : 43,294.07 = 10,136.56 : x
  2. Step 2: Convert to fraction form
    28,859.83/43,294.07 = 10,136.56/x
  3. Step 3: Cross multiply
    28,859.83x = 43,294.07 × 10,136.56
  4. Step 4: Simplify right side
    28,859.83x = 438,853,060.82
  5. Step 5: Solve for x
    x = 438,853,060.82/28,859.83
  6. Step 6: Final answer
    x = 15,206.37

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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.