Home / 13,564.26-20,347.61-3,703.59

Finding the Fourth Proportional to 13,564.26, 20,347.61 and 3,703.59

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Solution

The fourth proportional to 13,564.26, 20,347.61 and 3,703.59 is: 5,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.26 : 20,347.61 = 3,703.59 : x
  2. Step 2: Convert to fraction form
    13,564.26/20,347.61 = 3,703.59/x
  3. Step 3: Cross multiply
    13,564.26x = 20,347.61 × 3,703.59
  4. Step 4: Simplify right side
    13,564.26x = 75,359,186.40
  5. Step 5: Solve for x
    x = 75,359,186.40/13,564.26
  6. Step 6: Final answer
    x = 5,555.72

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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.