Home / 14,675.88-20,233.65-9,361.47

Finding the Fourth Proportional to 14,675.88, 20,233.65 and 9,361.47

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Solution

The fourth proportional to 14,675.88, 20,233.65 and 9,361.47 is: 12,906.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.88 : 20,233.65 = 9,361.47 : x
  2. Step 2: Convert to fraction form
    14,675.88/20,233.65 = 9,361.47/x
  3. Step 3: Cross multiply
    14,675.88x = 20,233.65 × 9,361.47
  4. Step 4: Simplify right side
    14,675.88x = 189,416,707.47
  5. Step 5: Solve for x
    x = 189,416,707.47/14,675.88
  6. Step 6: Final answer
    x = 12,906.67

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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.