Home / 16,663.92-25,006.32-8,877.84

Finding the Fourth Proportional to 16,663.92, 25,006.32 and 8,877.84

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Solution

The fourth proportional to 16,663.92, 25,006.32 and 8,877.84 is: 13,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.92 : 25,006.32 = 8,877.84 : x
  2. Step 2: Convert to fraction form
    16,663.92/25,006.32 = 8,877.84/x
  3. Step 3: Cross multiply
    16,663.92x = 25,006.32 × 8,877.84
  4. Step 4: Simplify right side
    16,663.92x = 222,002,107.95
  5. Step 5: Solve for x
    x = 222,002,107.95/16,663.92
  6. Step 6: Final answer
    x = 13,322.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.