Home / 16,072.53-22,182.72-15,362.99

Finding the Fourth Proportional to 16,072.53, 22,182.72 and 15,362.99

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Solution

The fourth proportional to 16,072.53, 22,182.72 and 15,362.99 is: 21,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.53 : 22,182.72 = 15,362.99 : x
  2. Step 2: Convert to fraction form
    16,072.53/22,182.72 = 15,362.99/x
  3. Step 3: Cross multiply
    16,072.53x = 22,182.72 × 15,362.99
  4. Step 4: Simplify right side
    16,072.53x = 340,792,869.08
  5. Step 5: Solve for x
    x = 340,792,869.08/16,072.53
  6. Step 6: Final answer
    x = 21,203.44

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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.