Home / 16,173.71-22,314.37-13,184.40

Finding the Fourth Proportional to 16,173.71, 22,314.37 and 13,184.40

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Solution

The fourth proportional to 16,173.71, 22,314.37 and 13,184.40 is: 18,190.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.71 : 22,314.37 = 13,184.40 : x
  2. Step 2: Convert to fraction form
    16,173.71/22,314.37 = 13,184.40/x
  3. Step 3: Cross multiply
    16,173.71x = 22,314.37 × 13,184.40
  4. Step 4: Simplify right side
    16,173.71x = 294,201,579.83
  5. Step 5: Solve for x
    x = 294,201,579.83/16,173.71
  6. Step 6: Final answer
    x = 18,190.11

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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.