Home / 12,741.96-19,105.50-4,941.66

Finding the Fourth Proportional to 12,741.96, 19,105.50 and 4,941.66

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Solution

The fourth proportional to 12,741.96, 19,105.50 and 4,941.66 is: 7,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.96 : 19,105.50 = 4,941.66 : x
  2. Step 2: Convert to fraction form
    12,741.96/19,105.50 = 4,941.66/x
  3. Step 3: Cross multiply
    12,741.96x = 19,105.50 × 4,941.66
  4. Step 4: Simplify right side
    12,741.96x = 94,412,885.13
  5. Step 5: Solve for x
    x = 94,412,885.13/12,741.96
  6. Step 6: Final answer
    x = 7,409.60

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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.