Home / 14,619.44-21,925.81-4,090.21

Finding the Fourth Proportional to 14,619.44, 21,925.81 and 4,090.21

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Solution

The fourth proportional to 14,619.44, 21,925.81 and 4,090.21 is: 6,134.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.44 : 21,925.81 = 4,090.21 : x
  2. Step 2: Convert to fraction form
    14,619.44/21,925.81 = 4,090.21/x
  3. Step 3: Cross multiply
    14,619.44x = 21,925.81 × 4,090.21
  4. Step 4: Simplify right side
    14,619.44x = 89,681,109.16
  5. Step 5: Solve for x
    x = 89,681,109.16/14,619.44
  6. Step 6: Final answer
    x = 6,134.37

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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.