Home / 14,421.40-21,604.05-9,476.14

Finding the Fourth Proportional to 14,421.40, 21,604.05 and 9,476.14

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Solution

The fourth proportional to 14,421.40, 21,604.05 and 9,476.14 is: 14,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.40 : 21,604.05 = 9,476.14 : x
  2. Step 2: Convert to fraction form
    14,421.40/21,604.05 = 9,476.14/x
  3. Step 3: Cross multiply
    14,421.40x = 21,604.05 × 9,476.14
  4. Step 4: Simplify right side
    14,421.40x = 204,723,002.37
  5. Step 5: Solve for x
    x = 204,723,002.37/14,421.40
  6. Step 6: Final answer
    x = 14,195.78

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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.