Home / 16,828.40-23,224.92-10,116.20

Finding the Fourth Proportional to 16,828.40, 23,224.92 and 10,116.20

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Solution

The fourth proportional to 16,828.40, 23,224.92 and 10,116.20 is: 13,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.40 : 23,224.92 = 10,116.20 : x
  2. Step 2: Convert to fraction form
    16,828.40/23,224.92 = 10,116.20/x
  3. Step 3: Cross multiply
    16,828.40x = 23,224.92 × 10,116.20
  4. Step 4: Simplify right side
    16,828.40x = 234,947,935.70
  5. Step 5: Solve for x
    x = 234,947,935.70/16,828.40
  6. Step 6: Final answer
    x = 13,961.39

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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.