Home / 14,412.64-21,621.22-3,883.07

Finding the Fourth Proportional to 14,412.64, 21,621.22 and 3,883.07

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Solution

The fourth proportional to 14,412.64, 21,621.22 and 3,883.07 is: 5,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.64 : 21,621.22 = 3,883.07 : x
  2. Step 2: Convert to fraction form
    14,412.64/21,621.22 = 3,883.07/x
  3. Step 3: Cross multiply
    14,412.64x = 21,621.22 × 3,883.07
  4. Step 4: Simplify right side
    14,412.64x = 83,956,619.45
  5. Step 5: Solve for x
    x = 83,956,619.45/14,412.64
  6. Step 6: Final answer
    x = 5,825.21

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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.