Home / 14,282.16-21,429.44-5,523.28

Finding the Fourth Proportional to 14,282.16, 21,429.44 and 5,523.28

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Solution

The fourth proportional to 14,282.16, 21,429.44 and 5,523.28 is: 8,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.16 : 21,429.44 = 5,523.28 : x
  2. Step 2: Convert to fraction form
    14,282.16/21,429.44 = 5,523.28/x
  3. Step 3: Cross multiply
    14,282.16x = 21,429.44 × 5,523.28
  4. Step 4: Simplify right side
    14,282.16x = 118,360,797.36
  5. Step 5: Solve for x
    x = 118,360,797.36/14,282.16
  6. Step 6: Final answer
    x = 8,287.32

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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.