Home / 13,547.18-20,305.94-6,973.73

Finding the Fourth Proportional to 13,547.18, 20,305.94 and 6,973.73

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Solution

The fourth proportional to 13,547.18, 20,305.94 and 6,973.73 is: 10,452.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.18 : 20,305.94 = 6,973.73 : x
  2. Step 2: Convert to fraction form
    13,547.18/20,305.94 = 6,973.73/x
  3. Step 3: Cross multiply
    13,547.18x = 20,305.94 × 6,973.73
  4. Step 4: Simplify right side
    13,547.18x = 141,608,006.56
  5. Step 5: Solve for x
    x = 141,608,006.56/13,547.18
  6. Step 6: Final answer
    x = 10,452.95

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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.