Home / 14,261.68-21,392.16-3,873.16

Finding the Fourth Proportional to 14,261.68, 21,392.16 and 3,873.16

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Solution

The fourth proportional to 14,261.68, 21,392.16 and 3,873.16 is: 5,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.68 : 21,392.16 = 3,873.16 : x
  2. Step 2: Convert to fraction form
    14,261.68/21,392.16 = 3,873.16/x
  3. Step 3: Cross multiply
    14,261.68x = 21,392.16 × 3,873.16
  4. Step 4: Simplify right side
    14,261.68x = 82,855,258.43
  5. Step 5: Solve for x
    x = 82,855,258.43/14,261.68
  6. Step 6: Final answer
    x = 5,809.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.