Home / 16,122.24-22,252.32-10,530

Finding the Fourth Proportional to 16,122.24, 22,252.32 and 10,530

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Solution

The fourth proportional to 16,122.24, 22,252.32 and 10,530 is: 14,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.24 : 22,252.32 = 10,530 : x
  2. Step 2: Convert to fraction form
    16,122.24/22,252.32 = 10,530/x
  3. Step 3: Cross multiply
    16,122.24x = 22,252.32 × 10,530
  4. Step 4: Simplify right side
    16,122.24x = 234,316,929.60
  5. Step 5: Solve for x
    x = 234,316,929.60/16,122.24
  6. Step 6: Final answer
    x = 14,533.77

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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.