Home / 14,804.94-20,429.96-8,090.63

Finding the Fourth Proportional to 14,804.94, 20,429.96 and 8,090.63

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Solution

The fourth proportional to 14,804.94, 20,429.96 and 8,090.63 is: 11,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.94 : 20,429.96 = 8,090.63 : x
  2. Step 2: Convert to fraction form
    14,804.94/20,429.96 = 8,090.63/x
  3. Step 3: Cross multiply
    14,804.94x = 20,429.96 × 8,090.63
  4. Step 4: Simplify right side
    14,804.94x = 165,291,104.67
  5. Step 5: Solve for x
    x = 165,291,104.67/14,804.94
  6. Step 6: Final answer
    x = 11,164.59

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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.