Home / 16,864.10-25,274.28-11,309.12

Finding the Fourth Proportional to 16,864.10, 25,274.28 and 11,309.12

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Solution

The fourth proportional to 16,864.10, 25,274.28 and 11,309.12 is: 16,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.10 : 25,274.28 = 11,309.12 : x
  2. Step 2: Convert to fraction form
    16,864.10/25,274.28 = 11,309.12/x
  3. Step 3: Cross multiply
    16,864.10x = 25,274.28 × 11,309.12
  4. Step 4: Simplify right side
    16,864.10x = 285,829,865.43
  5. Step 5: Solve for x
    x = 285,829,865.43/16,864.10
  6. Step 6: Final answer
    x = 16,949.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.