Home / 14,252.91-21,378.69-9,574.89

Finding the Fourth Proportional to 14,252.91, 21,378.69 and 9,574.89

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Solution

The fourth proportional to 14,252.91, 21,378.69 and 9,574.89 is: 14,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.91 : 21,378.69 = 9,574.89 : x
  2. Step 2: Convert to fraction form
    14,252.91/21,378.69 = 9,574.89/x
  3. Step 3: Cross multiply
    14,252.91x = 21,378.69 × 9,574.89
  4. Step 4: Simplify right side
    14,252.91x = 204,698,605.09
  5. Step 5: Solve for x
    x = 204,698,605.09/14,252.91
  6. Step 6: Final answer
    x = 14,361.88

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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.