Home / 12,079.96-16,651.10-9,523.56

Finding the Fourth Proportional to 12,079.96, 16,651.10 and 9,523.56

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Solution

The fourth proportional to 12,079.96, 16,651.10 and 9,523.56 is: 13,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.96 : 16,651.10 = 9,523.56 : x
  2. Step 2: Convert to fraction form
    12,079.96/16,651.10 = 9,523.56/x
  3. Step 3: Cross multiply
    12,079.96x = 16,651.10 × 9,523.56
  4. Step 4: Simplify right side
    12,079.96x = 158,577,749.92
  5. Step 5: Solve for x
    x = 158,577,749.92/12,079.96
  6. Step 6: Final answer
    x = 13,127.34

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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.