Home / 13,254.76-19,886.22-6,678.73

Finding the Fourth Proportional to 13,254.76, 19,886.22 and 6,678.73

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Solution

The fourth proportional to 13,254.76, 19,886.22 and 6,678.73 is: 10,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.76 : 19,886.22 = 6,678.73 : x
  2. Step 2: Convert to fraction form
    13,254.76/19,886.22 = 6,678.73/x
  3. Step 3: Cross multiply
    13,254.76x = 19,886.22 × 6,678.73
  4. Step 4: Simplify right side
    13,254.76x = 132,814,694.10
  5. Step 5: Solve for x
    x = 132,814,694.10/13,254.76
  6. Step 6: Final answer
    x = 10,020.15

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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.