Home / 29,087.88-40,136.90-16,338.62

Finding the Fourth Proportional to 29,087.88, 40,136.90 and 16,338.62

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Solution

The fourth proportional to 29,087.88, 40,136.90 and 16,338.62 is: 22,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.88 : 40,136.90 = 16,338.62 : x
  2. Step 2: Convert to fraction form
    29,087.88/40,136.90 = 16,338.62/x
  3. Step 3: Cross multiply
    29,087.88x = 40,136.90 × 16,338.62
  4. Step 4: Simplify right side
    29,087.88x = 655,781,557.08
  5. Step 5: Solve for x
    x = 655,781,557.08/29,087.88
  6. Step 6: Final answer
    x = 22,544.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.