Home / 16,208.71-22,367.95-9,135.05

Finding the Fourth Proportional to 16,208.71, 22,367.95 and 9,135.05

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Solution

The fourth proportional to 16,208.71, 22,367.95 and 9,135.05 is: 12,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.71 : 22,367.95 = 9,135.05 : x
  2. Step 2: Convert to fraction form
    16,208.71/22,367.95 = 9,135.05/x
  3. Step 3: Cross multiply
    16,208.71x = 22,367.95 × 9,135.05
  4. Step 4: Simplify right side
    16,208.71x = 204,332,206.97
  5. Step 5: Solve for x
    x = 204,332,206.97/16,208.71
  6. Step 6: Final answer
    x = 12,606.32

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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.