Home / 13,567.23-20,334.44-6,989.83

Finding the Fourth Proportional to 13,567.23, 20,334.44 and 6,989.83

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Solution

The fourth proportional to 13,567.23, 20,334.44 and 6,989.83 is: 10,476.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.23 : 20,334.44 = 6,989.83 : x
  2. Step 2: Convert to fraction form
    13,567.23/20,334.44 = 6,989.83/x
  3. Step 3: Cross multiply
    13,567.23x = 20,334.44 × 6,989.83
  4. Step 4: Simplify right side
    13,567.23x = 142,134,177.07
  5. Step 5: Solve for x
    x = 142,134,177.07/13,567.23
  6. Step 6: Final answer
    x = 10,476.29

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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.