Home / 13,566.17-20,347.70-3,706.25

Finding the Fourth Proportional to 13,566.17, 20,347.70 and 3,706.25

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Solution

The fourth proportional to 13,566.17, 20,347.70 and 3,706.25 is: 5,558.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.17 : 20,347.70 = 3,706.25 : x
  2. Step 2: Convert to fraction form
    13,566.17/20,347.70 = 3,706.25/x
  3. Step 3: Cross multiply
    13,566.17x = 20,347.70 × 3,706.25
  4. Step 4: Simplify right side
    13,566.17x = 75,413,542.86
  5. Step 5: Solve for x
    x = 75,413,542.86/13,566.17
  6. Step 6: Final answer
    x = 5,558.94

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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.