Home / 16,364.12-22,578.99-11,320.25

Finding the Fourth Proportional to 16,364.12, 22,578.99 and 11,320.25

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Solution

The fourth proportional to 16,364.12, 22,578.99 and 11,320.25 is: 15,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,364.12 : 22,578.99 = 11,320.25 : x
  2. Step 2: Convert to fraction form
    16,364.12/22,578.99 = 11,320.25/x
  3. Step 3: Cross multiply
    16,364.12x = 22,578.99 × 11,320.25
  4. Step 4: Simplify right side
    16,364.12x = 255,599,698.65
  5. Step 5: Solve for x
    x = 255,599,698.65/16,364.12
  6. Step 6: Final answer
    x = 15,619.52

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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.