Home / 23,690.45-32,694.74-13,622.16

Finding the Fourth Proportional to 23,690.45, 32,694.74 and 13,622.16

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Solution

The fourth proportional to 23,690.45, 32,694.74 and 13,622.16 is: 18,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.45 : 32,694.74 = 13,622.16 : x
  2. Step 2: Convert to fraction form
    23,690.45/32,694.74 = 13,622.16/x
  3. Step 3: Cross multiply
    23,690.45x = 32,694.74 × 13,622.16
  4. Step 4: Simplify right side
    23,690.45x = 445,373,039.04
  5. Step 5: Solve for x
    x = 445,373,039.04/23,690.45
  6. Step 6: Final answer
    x = 18,799.69

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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.