Home / 13,566.09-20,345.94-3,703.02

Finding the Fourth Proportional to 13,566.09, 20,345.94 and 3,703.02

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Solution

The fourth proportional to 13,566.09, 20,345.94 and 3,703.02 is: 5,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.09 : 20,345.94 = 3,703.02 : x
  2. Step 2: Convert to fraction form
    13,566.09/20,345.94 = 3,703.02/x
  3. Step 3: Cross multiply
    13,566.09x = 20,345.94 × 3,703.02
  4. Step 4: Simplify right side
    13,566.09x = 75,341,422.74
  5. Step 5: Solve for x
    x = 75,341,422.74/13,566.09
  6. Step 6: Final answer
    x = 5,553.66

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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.