Home / 14,412.66-21,628.71-5,646.48

Finding the Fourth Proportional to 14,412.66, 21,628.71 and 5,646.48

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Solution

The fourth proportional to 14,412.66, 21,628.71 and 5,646.48 is: 8,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.66 : 21,628.71 = 5,646.48 : x
  2. Step 2: Convert to fraction form
    14,412.66/21,628.71 = 5,646.48/x
  3. Step 3: Cross multiply
    14,412.66x = 21,628.71 × 5,646.48
  4. Step 4: Simplify right side
    14,412.66x = 122,126,078.44
  5. Step 5: Solve for x
    x = 122,126,078.44/14,412.66
  6. Step 6: Final answer
    x = 8,473.53

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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.