Home / 13,594.52-18,765.11-8,567.21

Finding the Fourth Proportional to 13,594.52, 18,765.11 and 8,567.21

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Solution

The fourth proportional to 13,594.52, 18,765.11 and 8,567.21 is: 11,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.52 : 18,765.11 = 8,567.21 : x
  2. Step 2: Convert to fraction form
    13,594.52/18,765.11 = 8,567.21/x
  3. Step 3: Cross multiply
    13,594.52x = 18,765.11 × 8,567.21
  4. Step 4: Simplify right side
    13,594.52x = 160,764,638.04
  5. Step 5: Solve for x
    x = 160,764,638.04/13,594.52
  6. Step 6: Final answer
    x = 11,825.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.