Home / 12,954.01-19,437.17-6,712.86

Finding the Fourth Proportional to 12,954.01, 19,437.17 and 6,712.86

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Solution

The fourth proportional to 12,954.01, 19,437.17 and 6,712.86 is: 10,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954.01 : 19,437.17 = 6,712.86 : x
  2. Step 2: Convert to fraction form
    12,954.01/19,437.17 = 6,712.86/x
  3. Step 3: Cross multiply
    12,954.01x = 19,437.17 × 6,712.86
  4. Step 4: Simplify right side
    12,954.01x = 130,479,001.01
  5. Step 5: Solve for x
    x = 130,479,001.01/12,954.01
  6. Step 6: Final answer
    x = 10,072.48

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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.