Home / 16,319.52-22,521.47-9,245.79

Finding the Fourth Proportional to 16,319.52, 22,521.47 and 9,245.79

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Solution

The fourth proportional to 16,319.52, 22,521.47 and 9,245.79 is: 12,759.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.52 : 22,521.47 = 9,245.79 : x
  2. Step 2: Convert to fraction form
    16,319.52/22,521.47 = 9,245.79/x
  3. Step 3: Cross multiply
    16,319.52x = 22,521.47 × 9,245.79
  4. Step 4: Simplify right side
    16,319.52x = 208,228,735.88
  5. Step 5: Solve for x
    x = 208,228,735.88/16,319.52
  6. Step 6: Final answer
    x = 12,759.49

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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.