Home / 16,826.28-23,220.24-9,374.28

Finding the Fourth Proportional to 16,826.28, 23,220.24 and 9,374.28

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Solution

The fourth proportional to 16,826.28, 23,220.24 and 9,374.28 is: 12,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.28 : 23,220.24 = 9,374.28 : x
  2. Step 2: Convert to fraction form
    16,826.28/23,220.24 = 9,374.28/x
  3. Step 3: Cross multiply
    16,826.28x = 23,220.24 × 9,374.28
  4. Step 4: Simplify right side
    16,826.28x = 217,673,031.43
  5. Step 5: Solve for x
    x = 217,673,031.43/16,826.28
  6. Step 6: Final answer
    x = 12,936.49

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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.