Home / 16,678.26-23,015.49-9,962.37

Finding the Fourth Proportional to 16,678.26, 23,015.49 and 9,962.37

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Solution

The fourth proportional to 16,678.26, 23,015.49 and 9,962.37 is: 13,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.26 : 23,015.49 = 9,962.37 : x
  2. Step 2: Convert to fraction form
    16,678.26/23,015.49 = 9,962.37/x
  3. Step 3: Cross multiply
    16,678.26x = 23,015.49 × 9,962.37
  4. Step 4: Simplify right side
    16,678.26x = 229,288,827.11
  5. Step 5: Solve for x
    x = 229,288,827.11/16,678.26
  6. Step 6: Final answer
    x = 13,747.77

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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.