Home / 29,136.47-43,663.32-13,302.59

Finding the Fourth Proportional to 29,136.47, 43,663.32 and 13,302.59

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Solution

The fourth proportional to 29,136.47, 43,663.32 and 13,302.59 is: 19,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,136.47 : 43,663.32 = 13,302.59 : x
  2. Step 2: Convert to fraction form
    29,136.47/43,663.32 = 13,302.59/x
  3. Step 3: Cross multiply
    29,136.47x = 43,663.32 × 13,302.59
  4. Step 4: Simplify right side
    29,136.47x = 580,835,025.68
  5. Step 5: Solve for x
    x = 580,835,025.68/29,136.47
  6. Step 6: Final answer
    x = 19,934.99

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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.