Home / 14,817.22-20,438.13-9,503.62

Finding the Fourth Proportional to 14,817.22, 20,438.13 and 9,503.62

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Solution

The fourth proportional to 14,817.22, 20,438.13 and 9,503.62 is: 13,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817.22 : 20,438.13 = 9,503.62 : x
  2. Step 2: Convert to fraction form
    14,817.22/20,438.13 = 9,503.62/x
  3. Step 3: Cross multiply
    14,817.22x = 20,438.13 × 9,503.62
  4. Step 4: Simplify right side
    14,817.22x = 194,236,221.03
  5. Step 5: Solve for x
    x = 194,236,221.03/14,817.22
  6. Step 6: Final answer
    x = 13,108.82

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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.