Home / 35,136.28-52,704.47-14,359.78

Finding the Fourth Proportional to 35,136.28, 52,704.47 and 14,359.78

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Solution

The fourth proportional to 35,136.28, 52,704.47 and 14,359.78 is: 21,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.28 : 52,704.47 = 14,359.78 : x
  2. Step 2: Convert to fraction form
    35,136.28/52,704.47 = 14,359.78/x
  3. Step 3: Cross multiply
    35,136.28x = 52,704.47 × 14,359.78
  4. Step 4: Simplify right side
    35,136.28x = 756,824,696.00
  5. Step 5: Solve for x
    x = 756,824,696.00/35,136.28
  6. Step 6: Final answer
    x = 21,539.69

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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.