Home / 14,534.20-21,758.10-9,609.40

Finding the Fourth Proportional to 14,534.20, 21,758.10 and 9,609.40

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Solution

The fourth proportional to 14,534.20, 21,758.10 and 9,609.40 is: 14,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.20 : 21,758.10 = 9,609.40 : x
  2. Step 2: Convert to fraction form
    14,534.20/21,758.10 = 9,609.40/x
  3. Step 3: Cross multiply
    14,534.20x = 21,758.10 × 9,609.40
  4. Step 4: Simplify right side
    14,534.20x = 209,082,286.14
  5. Step 5: Solve for x
    x = 209,082,286.14/14,534.20
  6. Step 6: Final answer
    x = 14,385.54

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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.