Home / 12,761.56-19,153.96-6,525.88

Finding the Fourth Proportional to 12,761.56, 19,153.96 and 6,525.88

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Solution

The fourth proportional to 12,761.56, 19,153.96 and 6,525.88 is: 9,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761.56 : 19,153.96 = 6,525.88 : x
  2. Step 2: Convert to fraction form
    12,761.56/19,153.96 = 6,525.88/x
  3. Step 3: Cross multiply
    12,761.56x = 19,153.96 × 6,525.88
  4. Step 4: Simplify right side
    12,761.56x = 124,996,444.48
  5. Step 5: Solve for x
    x = 124,996,444.48/12,761.56
  6. Step 6: Final answer
    x = 9,794.76

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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.