Home / 14,215.16-21,304.16-7,633.64

Finding the Fourth Proportional to 14,215.16, 21,304.16 and 7,633.64

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Solution

The fourth proportional to 14,215.16, 21,304.16 and 7,633.64 is: 11,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.16 : 21,304.16 = 7,633.64 : x
  2. Step 2: Convert to fraction form
    14,215.16/21,304.16 = 7,633.64/x
  3. Step 3: Cross multiply
    14,215.16x = 21,304.16 × 7,633.64
  4. Step 4: Simplify right side
    14,215.16x = 162,628,287.94
  5. Step 5: Solve for x
    x = 162,628,287.94/14,215.16
  6. Step 6: Final answer
    x = 11,440.48

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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.