Home / 16,199.22-22,364.61-11,718.30

Finding the Fourth Proportional to 16,199.22, 22,364.61 and 11,718.30

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Solution

The fourth proportional to 16,199.22, 22,364.61 and 11,718.30 is: 16,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,199.22 : 22,364.61 = 11,718.30 : x
  2. Step 2: Convert to fraction form
    16,199.22/22,364.61 = 11,718.30/x
  3. Step 3: Cross multiply
    16,199.22x = 22,364.61 × 11,718.30
  4. Step 4: Simplify right side
    16,199.22x = 262,075,209.36
  5. Step 5: Solve for x
    x = 262,075,209.36/16,199.22
  6. Step 6: Final answer
    x = 16,178.26

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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.