Home / 16,295.52-22,488.36-9,221.79

Finding the Fourth Proportional to 16,295.52, 22,488.36 and 9,221.79

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Solution

The fourth proportional to 16,295.52, 22,488.36 and 9,221.79 is: 12,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,295.52 : 22,488.36 = 9,221.79 : x
  2. Step 2: Convert to fraction form
    16,295.52/22,488.36 = 9,221.79/x
  3. Step 3: Cross multiply
    16,295.52x = 22,488.36 × 9,221.79
  4. Step 4: Simplify right side
    16,295.52x = 207,382,933.36
  5. Step 5: Solve for x
    x = 207,382,933.36/16,295.52
  6. Step 6: Final answer
    x = 12,726.38

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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.