Home / 14,236.36-19,655.42-12,741.68

Finding the Fourth Proportional to 14,236.36, 19,655.42 and 12,741.68

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Solution

The fourth proportional to 14,236.36, 19,655.42 and 12,741.68 is: 17,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.36 : 19,655.42 = 12,741.68 : x
  2. Step 2: Convert to fraction form
    14,236.36/19,655.42 = 12,741.68/x
  3. Step 3: Cross multiply
    14,236.36x = 19,655.42 × 12,741.68
  4. Step 4: Simplify right side
    14,236.36x = 250,443,008.20
  5. Step 5: Solve for x
    x = 250,443,008.20/14,236.36
  6. Step 6: Final answer
    x = 17,591.79

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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.