Home / 16,429.98-22,664.95-11,122.94

Finding the Fourth Proportional to 16,429.98, 22,664.95 and 11,122.94

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Solution

The fourth proportional to 16,429.98, 22,664.95 and 11,122.94 is: 15,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,429.98 : 22,664.95 = 11,122.94 : x
  2. Step 2: Convert to fraction form
    16,429.98/22,664.95 = 11,122.94/x
  3. Step 3: Cross multiply
    16,429.98x = 22,664.95 × 11,122.94
  4. Step 4: Simplify right side
    16,429.98x = 252,100,878.95
  5. Step 5: Solve for x
    x = 252,100,878.95/16,429.98
  6. Step 6: Final answer
    x = 15,343.96

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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.