Home / 13,567.76-20,351.64-4,334.48

Finding the Fourth Proportional to 13,567.76, 20,351.64 and 4,334.48

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Solution

The fourth proportional to 13,567.76, 20,351.64 and 4,334.48 is: 6,501.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.76 : 20,351.64 = 4,334.48 : x
  2. Step 2: Convert to fraction form
    13,567.76/20,351.64 = 4,334.48/x
  3. Step 3: Cross multiply
    13,567.76x = 20,351.64 × 4,334.48
  4. Step 4: Simplify right side
    13,567.76x = 88,213,776.55
  5. Step 5: Solve for x
    x = 88,213,776.55/13,567.76
  6. Step 6: Final answer
    x = 6,501.72

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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.