Home / 16,476.64-22,748.24-10,821.42

Finding the Fourth Proportional to 16,476.64, 22,748.24 and 10,821.42

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Solution

The fourth proportional to 16,476.64, 22,748.24 and 10,821.42 is: 14,940.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,476.64 : 22,748.24 = 10,821.42 : x
  2. Step 2: Convert to fraction form
    16,476.64/22,748.24 = 10,821.42/x
  3. Step 3: Cross multiply
    16,476.64x = 22,748.24 × 10,821.42
  4. Step 4: Simplify right side
    16,476.64x = 246,168,259.30
  5. Step 5: Solve for x
    x = 246,168,259.30/16,476.64
  6. Step 6: Final answer
    x = 14,940.44

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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.