Home / 13,353.26-20,019.09-5,567.90

Finding the Fourth Proportional to 13,353.26, 20,019.09 and 5,567.90

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Solution

The fourth proportional to 13,353.26, 20,019.09 and 5,567.90 is: 8,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.26 : 20,019.09 = 5,567.90 : x
  2. Step 2: Convert to fraction form
    13,353.26/20,019.09 = 5,567.90/x
  3. Step 3: Cross multiply
    13,353.26x = 20,019.09 × 5,567.90
  4. Step 4: Simplify right side
    13,353.26x = 111,464,291.21
  5. Step 5: Solve for x
    x = 111,464,291.21/13,353.26
  6. Step 6: Final answer
    x = 8,347.35

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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.