Home / 16,904.40-23,336.20-11,248.56

Finding the Fourth Proportional to 16,904.40, 23,336.20 and 11,248.56

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Solution

The fourth proportional to 16,904.40, 23,336.20 and 11,248.56 is: 15,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.40 : 23,336.20 = 11,248.56 : x
  2. Step 2: Convert to fraction form
    16,904.40/23,336.20 = 11,248.56/x
  3. Step 3: Cross multiply
    16,904.40x = 23,336.20 × 11,248.56
  4. Step 4: Simplify right side
    16,904.40x = 262,498,645.87
  5. Step 5: Solve for x
    x = 262,498,645.87/16,904.40
  6. Step 6: Final answer
    x = 15,528.42

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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.