Home / 13,076.67-19,587.92-6,393.05

Finding the Fourth Proportional to 13,076.67, 19,587.92 and 6,393.05

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Solution

The fourth proportional to 13,076.67, 19,587.92 and 6,393.05 is: 9,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.67 : 19,587.92 = 6,393.05 : x
  2. Step 2: Convert to fraction form
    13,076.67/19,587.92 = 6,393.05/x
  3. Step 3: Cross multiply
    13,076.67x = 19,587.92 × 6,393.05
  4. Step 4: Simplify right side
    13,076.67x = 125,226,422.05
  5. Step 5: Solve for x
    x = 125,226,422.05/13,076.67
  6. Step 6: Final answer
    x = 9,576.32

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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.