Home / 16,537.92-22,816.80-9,910.08

Finding the Fourth Proportional to 16,537.92, 22,816.80 and 9,910.08

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Solution

The fourth proportional to 16,537.92, 22,816.80 and 9,910.08 is: 13,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,537.92 : 22,816.80 = 9,910.08 : x
  2. Step 2: Convert to fraction form
    16,537.92/22,816.80 = 9,910.08/x
  3. Step 3: Cross multiply
    16,537.92x = 22,816.80 × 9,910.08
  4. Step 4: Simplify right side
    16,537.92x = 226,116,313.34
  5. Step 5: Solve for x
    x = 226,116,313.34/16,537.92
  6. Step 6: Final answer
    x = 13,672.60

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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.