Home / 16,827-23,220.14-10,108.65

Finding the Fourth Proportional to 16,827, 23,220.14 and 10,108.65

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Solution

The fourth proportional to 16,827, 23,220.14 and 10,108.65 is: 13,949.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827 : 23,220.14 = 10,108.65 : x
  2. Step 2: Convert to fraction form
    16,827/23,220.14 = 10,108.65/x
  3. Step 3: Cross multiply
    16,827x = 23,220.14 × 10,108.65
  4. Step 4: Simplify right side
    16,827x = 234,724,268.21
  5. Step 5: Solve for x
    x = 234,724,268.21/16,827
  6. Step 6: Final answer
    x = 13,949.26

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Double scale
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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.