Home / 14,979.33-22,469.54-5,618.40

Finding the Fourth Proportional to 14,979.33, 22,469.54 and 5,618.40

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Solution

The fourth proportional to 14,979.33, 22,469.54 and 5,618.40 is: 8,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979.33 : 22,469.54 = 5,618.40 : x
  2. Step 2: Convert to fraction form
    14,979.33/22,469.54 = 5,618.40/x
  3. Step 3: Cross multiply
    14,979.33x = 22,469.54 × 5,618.40
  4. Step 4: Simplify right side
    14,979.33x = 126,242,835.44
  5. Step 5: Solve for x
    x = 126,242,835.44/14,979.33
  6. Step 6: Final answer
    x = 8,427.80

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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.