Home / 14,291.40-21,448.20-9,359.64

Finding the Fourth Proportional to 14,291.40, 21,448.20 and 9,359.64

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Solution

The fourth proportional to 14,291.40, 21,448.20 and 9,359.64 is: 14,046.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.40 : 21,448.20 = 9,359.64 : x
  2. Step 2: Convert to fraction form
    14,291.40/21,448.20 = 9,359.64/x
  3. Step 3: Cross multiply
    14,291.40x = 21,448.20 × 9,359.64
  4. Step 4: Simplify right side
    14,291.40x = 200,747,430.65
  5. Step 5: Solve for x
    x = 200,747,430.65/14,291.40
  6. Step 6: Final answer
    x = 14,046.73

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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.